Details of VAR-202210-2009

ID

VAR-202210-2009

CVE

CVE-2022-40876

TITLE

Shenzhen Tenda Technology Co.,Ltd. of ax1803 Out-of-bounds write vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2022-019996

DESCRIPTION

In Tenda ax1803 v1.0.0.1, the http requests handled by the fromAdvSetMacMtuWan functions, wanSpeed, cloneType, mac, can cause a stack overflow and enable remote code execution (RCE). Shenzhen Tenda Technology Co.,Ltd. of ax1803 An out-of-bounds write vulnerability exists in firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state

Trust: 1.62

sources: NVD: CVE-2022-40876 // JVNDB: JVNDB-2022-019996

AFFECTED PRODUCTS

vendor:	tenda	model:	ax1803	scope:	eq	version:	1.0.0.1	Trust: 1.0
vendor:	tenda	model:	ax1803	scope:	eq	version:	-	Trust: 0.8
vendor:	tenda	model:	ax1803	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ax1803	scope:	eq	version:	ax1803 firmware 1.0.0.1	Trust: 0.8

sources: JVNDB: JVNDB-2022-019996 // NVD: CVE-2022-40876

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2022-40876
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2022-40876
value:	CRITICAL
Trust: 0.8
CNNVD:	CNNVD-202210-2395
value:	CRITICAL
Trust: 0.6

nvd@nist.gov:	CVE-2022-40876
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-2022-40876
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: JVNDB: JVNDB-2022-019996 // CNNVD: CNNVD-202210-2395 // NVD: CVE-2022-40876

PROBLEMTYPE DATA

problemtype:	CWE-787	Trust: 1.0
problemtype:	Out-of-bounds writing (CWE-787) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2022-019996 // NVD: CVE-2022-40876

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202210-2395

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202210-2395

EXTERNAL IDS

db:	NVD	id:	CVE-2022-40876	Trust: 3.2
db:	JVNDB	id:	JVNDB-2022-019996	Trust: 0.8
db:	CNNVD	id:	CNNVD-202210-2395	Trust: 0.6

sources: JVNDB: JVNDB-2022-019996 // CNNVD: CNNVD-202210-2395 // NVD: CVE-2022-40876

REFERENCES

url:	https://www.cnblogs.com/l0g4n-blog/p/16695155.html	Trust: 2.4
url:	https://www.cnblogs.com/l0g4n-blog/p/16704071.html	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2022-40876	Trust: 0.8
url:	https://cxsecurity.com/cveshow/cve-2022-40876/	Trust: 0.6

sources: JVNDB: JVNDB-2022-019996 // CNNVD: CNNVD-202210-2395 // NVD: CVE-2022-40876

SOURCES

db:	JVNDB	id:	JVNDB-2022-019996
db:	CNNVD	id:	CNNVD-202210-2395
db:	NVD	id:	CVE-2022-40876

LAST UPDATE DATE

2024-08-14T14:10:30.576000+00:00

SOURCES UPDATE DATE

db:	JVNDB	id:	JVNDB-2022-019996	date:	2023-10-30T08:20:00
db:	CNNVD	id:	CNNVD-202210-2395	date:	2022-11-01T00:00:00
db:	NVD	id:	CVE-2022-40876	date:	2022-10-31T18:47:40.413

SOURCES RELEASE DATE

db:	JVNDB	id:	JVNDB-2022-019996	date:	2023-10-30T00:00:00
db:	CNNVD	id:	CNNVD-202210-2395	date:	2022-10-27T00:00:00
db:	NVD	id:	CVE-2022-40876	date:	2022-10-27T21:15:13.887