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ID

VAR-202510-2132


CVE

CVE-2025-12271


TITLE

Tenda CH22 formRouteStatic function buffer overflow vulnerability

Trust: 0.6

sources: CNVD: CNVD-2025-26162

DESCRIPTION

A vulnerability was identified in Tenda CH22 1.0.0.1. This affects the function fromRouteStatic of the file /goform/RouteStatic. Such manipulation of the argument page leads to buffer overflow. The attack can be launched remotely. The exploit is publicly available and might be used. The Tenda CH22 is a network device manufactured by Tenda, a Chinese company. This vulnerability stems from the fact that the parameter `page` in the file `/goform/RouteStatic` fails to properly validate the length of input data. Attackers could exploit this vulnerability to execute arbitrary code on the system or cause a denial-of-service attack

Trust: 1.44

sources: NVD: CVE-2025-12271 // CNVD: CNVD-2025-26162

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-26162

AFFECTED PRODUCTS

vendor:tendamodel:ch22scope:eqversion:1.0.0.1

Trust: 1.6

sources: CNVD: CNVD-2025-26162 // NVD: CVE-2025-12271

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-12271
value: HIGH

Trust: 1.0

nvd@nist.gov: CVE-2025-12271
value: CRITICAL

Trust: 1.0

CNVD: CNVD-2025-26162
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2025-12271
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

CNVD: CNVD-2025-26162
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

cna@vuldb.com: CVE-2025-12271
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

nvd@nist.gov: CVE-2025-12271
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

sources: CNVD: CNVD-2025-26162 // NVD: CVE-2025-12271 // NVD: CVE-2025-12271

PROBLEMTYPE DATA

problemtype:CWE-119

Trust: 1.0

problemtype:CWE-120

Trust: 1.0

sources: NVD: CVE-2025-12271

PATCH

title:Patch for Tenda CH22 formRouteStatic function buffer overflow vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/748286

Trust: 0.6

sources: CNVD: CNVD-2025-26162

EXTERNAL IDS

db:NVDid:CVE-2025-12271

Trust: 1.6

db:VULDBid:329943

Trust: 1.0

db:CNVDid:CNVD-2025-26162

Trust: 0.6

sources: CNVD: CNVD-2025-26162 // NVD: CVE-2025-12271

REFERENCES

url:https://vuldb.com/?ctiid.329943

Trust: 1.0

url:https://github.com/qiu-die/cve/issues/20

Trust: 1.0

url:https://vuldb.com/?id.329943

Trust: 1.0

url:https://vuldb.com/?submit.674153

Trust: 1.0

url:https://www.tenda.com.cn/

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2025-12271

Trust: 0.6

sources: CNVD: CNVD-2025-26162 // NVD: CVE-2025-12271

SOURCES

db:CNVDid:CNVD-2025-26162
db:NVDid:CVE-2025-12271

LAST UPDATE DATE

2025-11-19T23:16:11.563000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-26162date:2025-10-31T00:00:00
db:NVDid:CVE-2025-12271date:2025-10-28T02:08:32.890

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-26162date:2025-10-31T00:00:00
db:NVDid:CVE-2025-12271date:2025-10-27T12:15:33.990