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ID

VAR-202509-4521


TITLE

Shenzhen Jixiang Tengda Technology Co., Ltd.'s AC21 has a binary vulnerability.

Trust: 0.6

sources: CNVD: CNVD-2025-25990

DESCRIPTION

The AC21 is a router product. The AC21 router produced by Shenzhen Jixiang Tengda Technology Co., Ltd. contains a binary vulnerability that attackers could exploit to cause a denial-of-service attack.

Trust: 0.6

sources: CNVD: CNVD-2025-25990

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-25990

AFFECTED PRODUCTS

vendor:jixiang tengdamodel:ac21scope:eqversion:16.03.11.11

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sources: CNVD: CNVD-2025-25990

CVSS

SEVERITY

CVSSV2

CVSSV3

CNVD: CNVD-2025-25990
value: MEDIUM

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CNVD: CNVD-2025-25990
severity: MEDIUM
baseScore: 4.9
vectorString: AV:L/AC:L/AU:N/C:N/I:N/A:C
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 3.9
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

sources: CNVD: CNVD-2025-25990

EXTERNAL IDS

db:CNVDid:CNVD-2025-25990

Trust: 0.6

sources: CNVD: CNVD-2025-25990

SOURCES

db:CNVDid:CNVD-2025-25990

LAST UPDATE DATE

2025-11-20T23:22:58.423000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-25990date:2025-10-31T00:00:00

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-25990date:2025-09-18T00:00:00