Details of VAR-202507-2780

ID

VAR-202507-2780

CVE

CVE-2025-51089

TITLE

Tenda AC8V4 Buffer Overflow Vulnerability (CNVD-2025-17342)

Trust: 0.6

sources: CNVD: CNVD-2025-17342

DESCRIPTION

Tenda AC8V4 V16.03.34.06` was discovered to contain heap overflow at /goform/GetParentControlInfo.The manipulation of the argument `mac` leads to heap-based buffer overflow. The Tenda AC8V4 is a wireless router from the Chinese company Tenda. An attacker could exploit this vulnerability to corrupt memory, causing a system crash and disrupting service operations

Trust: 1.44

sources: NVD: CVE-2025-51089 // CNVD: CNVD-2025-17342

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-17342

AFFECTED PRODUCTS

vendor:	tenda	model:	ac8	scope:	eq	version:	16.03.34.06	Trust: 1.0
vendor:	tenda	model:	ac8v4	scope:	eq	version:	16.03.34.06	Trust: 0.6

sources: CNVD: CNVD-2025-17342 // NVD: CVE-2025-51089

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-51089
value:	MEDIUM
Trust: 1.0
CNVD:	CNVD-2025-17342
value:	MEDIUM
Trust: 0.6

CNVD:	CNVD-2025-17342
severity:	MEDIUM
baseScore:	6.4
vectorString:	AV:N/AC:L/AU:N/C:N/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	4.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-51089
baseSeverity:	MEDIUM
baseScore:	6.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	LOW
availabilityImpact:	LOW
exploitabilityScore:	3.9
impactScore:	2.5
version:	3.1
Trust: 1.0

sources: CNVD: CNVD-2025-17342 // NVD: CVE-2025-51089

PROBLEMTYPE DATA

problemtype:

CWE-122

Trust: 1.0

sources: NVD: CVE-2025-51089

PATCH

title:

Patch for Tenda AC8V4 Buffer Overflow Vulnerability (CNVD-2025-17342)

url:

https://www.cnvd.org.cn/patchInfo/show/714481

Trust: 0.6

sources: CNVD: CNVD-2025-17342

EXTERNAL IDS

db:	NVD	id:	CVE-2025-51089	Trust: 1.6
db:	CNVD	id:	CNVD-2025-17342	Trust: 0.6

sources: CNVD: CNVD-2025-17342 // NVD: CVE-2025-51089

REFERENCES

url:	https://github.com/tl-sn/iot/blob/main/tenda/tenda-ac8v4%20%20v16.03.34.06/cve-2025-51089.md	Trust: 1.0
url:	http://tenda.com	Trust: 1.0
url:	https://nvd.nist.gov/vuln/detail/cve-2025-51089	Trust: 0.6

sources: CNVD: CNVD-2025-17342 // NVD: CVE-2025-51089

SOURCES

db:	CNVD	id:	CNVD-2025-17342
db:	NVD	id:	CVE-2025-51089

LAST UPDATE DATE

2025-08-02T23:15:20.798000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-17342	date:	2025-08-01T00:00:00
db:	NVD	id:	CVE-2025-51089	date:	2025-07-28T17:04:40.397

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-17342	date:	2025-07-31T00:00:00
db:	NVD	id:	CVE-2025-51089	date:	2025-07-24T15:15:26.993