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ID

VAR-202509-0020


CVE

CVE-2025-9813


TITLE

Shenzhen Tenda Technology Co.,Ltd.  of  ch22  Buffer error vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-013031

DESCRIPTION

A vulnerability was identified in Tenda CH22 1.0.0.1. This issue affects the function formSetSambaConf of the file /goform/SetSambaConf. The manipulation of the argument samba_userNameSda leads to buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. Shenzhen Tenda Technology Co.,Ltd. of ch22 The firmware contains a buffer error vulnerability and a classic buffer overflow vulnerability.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-2025-9813 // JVNDB: JVNDB-2025-013031

AFFECTED PRODUCTS

vendor:tendamodel:ch22scope:eqversion:1.0.0.1

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vendor:tendamodel:ch22scope: - version: -

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vendor:tendamodel:ch22scope:eqversion:ch22 firmware 1.0.0.1

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vendor:tendamodel:ch22scope:eqversion: -

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sources: JVNDB: JVNDB-2025-013031 // NVD: CVE-2025-9813

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-9813
value: HIGH

Trust: 1.0

OTHER: JVNDB-2025-013031
value: HIGH

Trust: 0.8

cna@vuldb.com: CVE-2025-9813
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

OTHER: JVNDB-2025-013031
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: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

cna@vuldb.com: CVE-2025-9813
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

OTHER: JVNDB-2025-013031
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/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: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: JVNDB: JVNDB-2025-013031 // NVD: CVE-2025-9813

PROBLEMTYPE DATA

problemtype:CWE-120

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problemtype:CWE-119

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problemtype:Buffer error (CWE-119) [ others ]

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

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sources: JVNDB: JVNDB-2025-013031 // NVD: CVE-2025-9813

EXTERNAL IDS

db:NVDid:CVE-2025-9813

Trust: 2.6

db:VULDBid:322140

Trust: 1.8

db:JVNDBid:JVNDB-2025-013031

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sources: JVNDB: JVNDB-2025-013031 // NVD: CVE-2025-9813

REFERENCES

url:https://vuldb.com/?id.322140

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url:https://vuldb.com/?submit.641151

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

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url:https://github.com/csgii/cve/issues/2

Trust: 1.0

url:https://vuldb.com/?ctiid.322140

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url:https://nvd.nist.gov/vuln/detail/cve-2025-9813

Trust: 0.8

sources: JVNDB: JVNDB-2025-013031 // NVD: CVE-2025-9813

SOURCES

db:JVNDBid:JVNDB-2025-013031
db:NVDid:CVE-2025-9813

LAST UPDATE DATE

2025-09-10T23:39:47.423000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2025-013031date:2025-09-05T06:30:00
db:NVDid:CVE-2025-9813date:2025-09-04T17:48:17.693

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2025-013031date:2025-09-05T00:00:00
db:NVDid:CVE-2025-9813date:2025-09-02T05:15:39.480