Details of VAR-202105-0336

ID

VAR-202105-0336

CVE

CVE-2020-35755

TITLE

Libre Wireless LS9 Command injection vulnerabilities in devices

Trust: 0.8

sources: JVNDB: JVNDB-2021-006845

DESCRIPTION

An issue was discovered on Libre Wireless LS9 LS1.5/p7040 devices. There is a luci_service Read_ NVRAM Direct Access Information Leak. The luci_service deamon running on port 7777 provides a sub-category of commands for which Read_ is prepended. Commands in this category are able to directly read the contents of the device configuration NVRAM. The NVRAM contains sensitive information, such as the Wi-Fi password (in cleartext), as well as connected account tokens for services such as Spotify. Libre Wireless LS9 A command injection vulnerability exists in the device.Information may be obtained

Trust: 1.71

sources: NVD: CVE-2020-35755 // JVNDB: JVNDB-2021-006845 // VULMON: CVE-2020-35755

IOT TAXONOMY

category:

['other device']

sub_category:

general

Trust: 0.1

sources: OTHER: None

AFFECTED PRODUCTS

vendor:	librewireless	model:	ls9	scope:	eq	version:	7040	Trust: 1.0
vendor:	libre	model:	ls9	scope:	eq	version:	ls9 firmware	Trust: 0.8
vendor:	libre	model:	ls9	scope:	eq	version:	-	Trust: 0.8
vendor:	libre	model:	ls9	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2021-006845 // NVD: CVE-2020-35755

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-35755
value:	HIGH
Trust: 1.0
NVD:	CVE-2020-35755
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202105-057
value:	HIGH
Trust: 0.6

nvd@nist.gov:	CVE-2020-35755
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:P/I:N/A:N
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8

nvd@nist.gov:	CVE-2020-35755
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2020-35755
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: JVNDB: JVNDB-2021-006845 // CNNVD: CNNVD-202105-057 // NVD: CVE-2020-35755

PROBLEMTYPE DATA

problemtype:	CWE-306	Trust: 1.0
problemtype:	Command injection (CWE-77) [NVD Evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-006845 // NVD: CVE-2020-35755

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202105-057

TYPE

access control error

Trust: 0.6

sources: CNNVD: CNNVD-202105-057

PATCH

title:	Top Page	url:	https://www.librewireless.com/	Trust: 0.8
title:	Libre Wireless LS9 Fixes for command injection vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=151195	Trust: 0.6

sources: JVNDB: JVNDB-2021-006845 // CNNVD: CNNVD-202105-057

EXTERNAL IDS

db:	NVD	id:	CVE-2020-35755	Trust: 3.4
db:	JVNDB	id:	JVNDB-2021-006845	Trust: 0.8
db:	CNNVD	id:	CNNVD-202105-057	Trust: 0.6
db:	OTHER	id:	NONE	Trust: 0.1
db:	VULMON	id:	CVE-2020-35755	Trust: 0.1

sources: OTHER: None // VULMON: CVE-2020-35755 // JVNDB: JVNDB-2021-006845 // CNNVD: CNNVD-202105-057 // NVD: CVE-2020-35755

REFERENCES

url:	https://www.iot-inspector.com/blog/advisory-multiple-issues-libre-wireless-ls9/	Trust: 2.5
url:	https://nvd.nist.gov/vuln/detail/cve-2020-35755	Trust: 1.4
url:	https://ieeexplore.ieee.org/abstract/document/10769424	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: OTHER: None // VULMON: CVE-2020-35755 // JVNDB: JVNDB-2021-006845 // CNNVD: CNNVD-202105-057 // NVD: CVE-2020-35755

SOURCES

db:	OTHER	id:	-
db:	VULMON	id:	CVE-2020-35755
db:	JVNDB	id:	JVNDB-2021-006845
db:	CNNVD	id:	CNNVD-202105-057
db:	NVD	id:	CVE-2020-35755

LAST UPDATE DATE

2025-01-30T21:33:14.515000+00:00

SOURCES UPDATE DATE

db:	VULMON	id:	CVE-2020-35755	date:	2021-05-04T00:00:00
db:	JVNDB	id:	JVNDB-2021-006845	date:	2022-01-21T08:45:00
db:	CNNVD	id:	CNNVD-202105-057	date:	2022-07-14T00:00:00
db:	NVD	id:	CVE-2020-35755	date:	2022-07-12T17:42:04.277

SOURCES RELEASE DATE

db:	VULMON	id:	CVE-2020-35755	date:	2021-05-03T00:00:00
db:	JVNDB	id:	JVNDB-2021-006845	date:	2022-01-21T00:00:00
db:	CNNVD	id:	CNNVD-202105-057	date:	2021-05-03T00:00:00
db:	NVD	id:	CVE-2020-35755	date:	2021-05-03T21:15:07.207