Details of VAR-202208-0094

ID

VAR-202208-0094

CVE

CVE-2022-26342

TITLE

TCL Technology of linkhub mesh wifi ac1200 Classic buffer overflow vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2022-014158

DESCRIPTION

A buffer overflow vulnerability exists in the confsrv ucloud_set_node_location functionality of TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14. A specially-crafted network packet can lead to a buffer overflow. An attacker can send a malicious packet to trigger this vulnerability. (DoS) It may be in a state

Trust: 2.25

sources: NVD: CVE-2022-26342 // JVNDB: JVNDB-2022-014158 // CNVD: CNVD-2022-82013 // VULMON: CVE-2022-26342

IOT TAXONOMY

category:	['Network device']	sub_category:	-	Trust: 0.6
category:	['network device']	sub_category:	Mesh Wi-Fi router	Trust: 0.1

sources: OTHER: None // CNVD: CNVD-2022-82013

AFFECTED PRODUCTS

vendor:	tcl	model:	linkhub mesh wifi ac1200	scope:	eq	version:	ms1g_00_01.00_14	Trust: 1.0
vendor:	tcl	model:	linkhub mesh wifi ac1200	scope:	eq	version:	-	Trust: 0.8
vendor:	tcl	model:	linkhub mesh wifi ac1200	scope:	eq	version:	ms1g 00 01.00 14	Trust: 0.8
vendor:	tcl	model:	linkhub mesh wifi ac1200	scope:	-	version:	-	Trust: 0.8
vendor:	tcl	model:	linkhub mesh wi-fi ms1g 00 01.00 14	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2022-82013 // JVNDB: JVNDB-2022-014158 // NVD: CVE-2022-26342

CVSS

SEVERITY

CVSSV2

CVSSV3

talos-cna@cisco.com:	CVE-2022-26342
value:	HIGH
Trust: 1.0
nvd@nist.gov:	CVE-2022-26342
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2022-26342
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2022-82013
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202208-1969
value:	CRITICAL
Trust: 0.6

CNVD:	CNVD-2022-82013
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

talos-cna@cisco.com:	CVE-2022-26342
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	5.9
version:	3.0
Trust: 1.0
nvd@nist.gov:	CVE-2022-26342
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.1
Trust: 1.0
NVD:	CVE-2022-26342
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2022-82013 // JVNDB: JVNDB-2022-014158 // CNNVD: CNNVD-202208-1969 // NVD: CVE-2022-26342 // NVD: CVE-2022-26342

PROBLEMTYPE DATA

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

sources: JVNDB: JVNDB-2022-014158 // NVD: CVE-2022-26342

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202208-1969

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202208-1969

PATCH

title:	Patch for TCL LinkHub Mesh Wi-Fi ucloud_set_node_location function stack buffer overflow vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/362041	Trust: 0.6
title:	TCL LinkHub Mesh Wi-Fi Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=203462	Trust: 0.6

sources: CNVD: CNVD-2022-82013 // CNNVD: CNNVD-202208-1969

EXTERNAL IDS

db:	NVD	id:	CVE-2022-26342	Trust: 4.0
db:	TALOS	id:	TALOS-2022-1484	Trust: 3.1
db:	JVNDB	id:	JVNDB-2022-014158	Trust: 0.8
db:	CNVD	id:	CNVD-2022-82013	Trust: 0.6
db:	CNNVD	id:	CNNVD-202208-1969	Trust: 0.6
db:	OTHER	id:	NONE	Trust: 0.1
db:	VULMON	id:	CVE-2022-26342	Trust: 0.1

sources: OTHER: None // CNVD: CNVD-2022-82013 // VULMON: CVE-2022-26342 // JVNDB: JVNDB-2022-014158 // CNNVD: CNNVD-202208-1969 // NVD: CVE-2022-26342

REFERENCES

url:	https://talosintelligence.com/vulnerability_reports/talos-2022-1484	Trust: 3.7
url:	https://nvd.nist.gov/vuln/detail/cve-2022-26342	Trust: 0.8
url:	https://cxsecurity.com/cveshow/cve-2022-26342/	Trust: 0.6
url:	https://ieeexplore.ieee.org/abstract/document/10769424	Trust: 0.1
url:	https://cwe.mitre.org/data/definitions/120.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: OTHER: None // CNVD: CNVD-2022-82013 // VULMON: CVE-2022-26342 // JVNDB: JVNDB-2022-014158 // CNNVD: CNNVD-202208-1969 // NVD: CVE-2022-26342

CREDITS

Discovered by Carl Hurd of Cisco Talos.

Trust: 0.6

sources: CNNVD: CNNVD-202208-1969

SOURCES

db:	OTHER	id:	-
db:	CNVD	id:	CNVD-2022-82013
db:	VULMON	id:	CVE-2022-26342
db:	JVNDB	id:	JVNDB-2022-014158
db:	CNNVD	id:	CNNVD-202208-1969
db:	NVD	id:	CVE-2022-26342

LAST UPDATE DATE

2025-01-30T22:36:30.551000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2022-82013	date:	2022-11-28T00:00:00
db:	VULMON	id:	CVE-2022-26342	date:	2022-08-06T00:00:00
db:	JVNDB	id:	JVNDB-2022-014158	date:	2023-09-14T08:13:00
db:	CNNVD	id:	CNNVD-202208-1969	date:	2022-08-10T00:00:00
db:	NVD	id:	CVE-2022-26342	date:	2022-08-09T19:11:31.757

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2022-82013	date:	2022-11-28T00:00:00
db:	VULMON	id:	CVE-2022-26342	date:	2022-08-05T00:00:00
db:	JVNDB	id:	JVNDB-2022-014158	date:	2023-09-14T00:00:00
db:	CNNVD	id:	CNNVD-202208-1969	date:	2022-08-01T00:00:00
db:	NVD	id:	CVE-2022-26342	date:	2022-08-05T22:15:11.017