Details of VAR-202106-1206

ID

VAR-202106-1206

CVE

CVE-2021-33537

TITLE

plural Weidmueller Industrial WLAN Classic buffer overflow vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2021-008531

DESCRIPTION

In Weidmueller Industrial WLAN devices in multiple versions an exploitable remote code execution vulnerability exists in the iw_webs configuration parsing functionality. A specially crafted user name entry can cause an overflow of an error message buffer, resulting in remote code execution. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability. plural Weidmueller Industrial WLAN A classic buffer overflow vulnerability exists in the device.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Weidmueller Industrial WLAN devices is an industrial control WIAN of Weidmueller company in Germany

Trust: 2.16

sources: NVD: CVE-2021-33537 // JVNDB: JVNDB-2021-008531 // CNVD: CNVD-2021-48139

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2021-48139

AFFECTED PRODUCTS

vendor:	weidmueller	model:	ie-wlt-vl-ap-br-cl-us	scope:	lte	version:	1.11.10	Trust: 1.0
vendor:	weidmueller	model:	ie-wl-vl-ap-br-cl-us	scope:	lte	version:	1.16.18	Trust: 1.0
vendor:	weidmueller	model:	ie-wlt-vl-ap-br-cl-us	scope:	lte	version:	1.16.18	Trust: 1.0
vendor:	weidmueller	model:	ie-wl-bl-ap-cl-us	scope:	lte	version:	1.16.18	Trust: 1.0
vendor:	weidmueller	model:	ie-wl-bl-ap-cl-eu	scope:	lte	version:	1.11.10	Trust: 1.0
vendor:	weidmueller	model:	ie-wlt-vl-ap-br-cl-eu	scope:	lte	version:	1.16.18	Trust: 1.0
vendor:	weidmueller	model:	ie-wl-vl-ap-br-cl-eu	scope:	lte	version:	1.11.10	Trust: 1.0
vendor:	weidmueller	model:	ie-wlt-vl-ap-br-cl-eu	scope:	lte	version:	1.11.10	Trust: 1.0
vendor:	weidmueller	model:	ie-wlt-bl-ap-cl-eu	scope:	lte	version:	1.11.10	Trust: 1.0
vendor:	weidmueller	model:	ie-wlt-bl-ap-cl-us	scope:	lte	version:	1.11.10	Trust: 1.0
vendor:	weidmueller	model:	ie-wl-bl-ap-cl-us	scope:	lte	version:	1.11.10	Trust: 1.0
vendor:	weidmueller	model:	ie-wl-bl-ap-cl-eu	scope:	lte	version:	1.16.18	Trust: 1.0
vendor:	weidmueller	model:	ie-wl-vl-ap-br-cl-us	scope:	lte	version:	1.11.10	Trust: 1.0
vendor:	weidmueller	model:	ie-wl-vl-ap-br-cl-eu	scope:	lte	version:	1.16.18	Trust: 1.0
vendor:	weidmueller	model:	ie-wlt-bl-ap-cl-eu	scope:	lte	version:	1.16.18	Trust: 1.0
vendor:	weidmueller	model:	ie-wlt-bl-ap-cl-us	scope:	lte	version:	1.16.18	Trust: 1.0
vendor:	weidmueller	model:	ie-wlt-bl-ap-cl-eu	scope:	-	version:	-	Trust: 0.8
vendor:	weidmueller	model:	ie-wl-vl-ap-br-cl-eu	scope:	-	version:	-	Trust: 0.8
vendor:	weidmueller	model:	ie-wlt-bl-ap-cl-us	scope:	-	version:	-	Trust: 0.8
vendor:	weidmueller	model:	ie-wlt-vl-ap-br-cl-eu	scope:	-	version:	-	Trust: 0.8
vendor:	weidmueller	model:	ie-wl-bl-ap-cl-eu	scope:	-	version:	-	Trust: 0.8
vendor:	weidmueller	model:	ie-wl-bl-ap-cl-us	scope:	-	version:	-	Trust: 0.8
vendor:	weidmueller	model:	ie-wlt-vl-ap-br-cl-us	scope:	-	version:	-	Trust: 0.8
vendor:	weidmueller	model:	ie-wl-vl-ap-br-cl-us	scope:	-	version:	-	Trust: 0.8
vendor:	weidmueller	model:	ie-wl-bl-ap-cl-us (build	scope:	lte	version:	<=v1.16.1818081617)	Trust: 0.6
vendor:	weidmueller	model:	ie-wlt-bl-ap-cl-us (build	scope:	lte	version:	<=v1.16.1818081617)	Trust: 0.6
vendor:	weidmueller	model:	ie-wl-bl-ap-cl-eu (build	scope:	lte	version:	<=v1.16.1818081617)	Trust: 0.6
vendor:	weidmueller	model:	ie-wlt-bl-ap-cl-eu (build	scope:	lte	version:	<=v1.16.1818081617)	Trust: 0.6
vendor:	weidmueller	model:	ie-wl-vl-ap-br-cl-eu (build	scope:	lte	version:	<=v1.11.1018122616)	Trust: 0.6
vendor:	weidmueller	model:	ie-wlt-vl-ap-br-cl-eu (build	scope:	lte	version:	<=v1.11.1018122616)	Trust: 0.6
vendor:	weidmueller	model:	ie-wl-vl-ap-br-cl-us (build	scope:	lte	version:	<=v1.11.1018122616)	Trust: 0.6
vendor:	weidmueller	model:	ie-wlt-vl-ap-br-cl-us (build	scope:	lte	version:	<=v1.11.1018122616)	Trust: 0.6

sources: CNVD: CNVD-2021-48139 // JVNDB: JVNDB-2021-008531 // NVD: CVE-2021-33537

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-33537
value:	HIGH
Trust: 1.0
info@cert.vde.com:	CVE-2021-33537
value:	HIGH
Trust: 1.0
NVD:	CVE-2021-33537
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2021-48139
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202106-1752
value:	HIGH
Trust: 0.6

nvd@nist.gov:	CVE-2021-33537
severity:	MEDIUM
baseScore:	6.5
vectorString:	AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	8.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2021-48139
severity:	MEDIUM
baseScore:	6.5
vectorString:	AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	8.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2021-33537
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	5.9
version:	3.1
Trust: 2.0
OTHER:	JVNDB-2021-008531
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2021-48139 // JVNDB: JVNDB-2021-008531 // CNNVD: CNNVD-202106-1752 // NVD: CVE-2021-33537 // NVD: CVE-2021-33537

PROBLEMTYPE DATA

problemtype:	CWE-120	Trust: 1.0
problemtype:	Classic buffer overflow (CWE-120) [ Other ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-008531 // NVD: CVE-2021-33537

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202106-1752

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202106-1752

PATCH

title:	Top Page	url:	https://www.weidmueller.com/int/index.jsp	Trust: 0.8
title:	Patch for Weidmueller Industrial WLAN devices remote code execution vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/277161	Trust: 0.6

sources: CNVD: CNVD-2021-48139 // JVNDB: JVNDB-2021-008531

EXTERNAL IDS

db:	NVD	id:	CVE-2021-33537	Trust: 3.8
db:	CERT@VDE	id:	VDE-2021-026	Trust: 2.4
db:	JVNDB	id:	JVNDB-2021-008531	Trust: 0.8
db:	CNVD	id:	CNVD-2021-48139	Trust: 0.6
db:	CNNVD	id:	CNNVD-202106-1752	Trust: 0.6

sources: CNVD: CNVD-2021-48139 // JVNDB: JVNDB-2021-008531 // CNNVD: CNNVD-202106-1752 // NVD: CVE-2021-33537

REFERENCES

url:	https://cert.vde.com/en-us/advisories/vde-2021-026	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2021-33537	Trust: 1.4

sources: CNVD: CNVD-2021-48139 // JVNDB: JVNDB-2021-008531 // CNNVD: CNNVD-202106-1752 // NVD: CVE-2021-33537

SOURCES

db:	CNVD	id:	CNVD-2021-48139
db:	JVNDB	id:	JVNDB-2021-008531
db:	CNNVD	id:	CNNVD-202106-1752
db:	NVD	id:	CVE-2021-33537

LAST UPDATE DATE

2024-08-14T13:23:31.541000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2021-48139	date:	2021-07-07T00:00:00
db:	JVNDB	id:	JVNDB-2021-008531	date:	2022-03-18T06:30:00
db:	CNNVD	id:	CNNVD-202106-1752	date:	2021-07-01T00:00:00
db:	NVD	id:	CVE-2021-33537	date:	2021-07-27T20:53:07.543

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2021-48139	date:	2021-07-07T00:00:00
db:	JVNDB	id:	JVNDB-2021-008531	date:	2022-03-18T00:00:00
db:	CNNVD	id:	CNNVD-202106-1752	date:	2021-06-25T00:00:00
db:	NVD	id:	CVE-2021-33537	date:	2021-06-25T19:15:09.503