Vulnerability details

CVE-2025-9813

Tenda CH22

Tenda CH22 SetSambaConf formSetSambaConf buffer overflow

CVSS 4.0

8.7High

Official 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.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P`
8.8High	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
8.8High	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
9.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
Tenda	CH22	1.0.0.1	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/?id.322140 vdb-entrytechnical-description
https://vuldb.com/?ctiid.322140 signaturepermissions-required
https://vuldb.com/?submit.641151 third-party-advisory
https://github.com/csgii/cve/issues/2 exploitissue-tracking
https://www.tenda.com.cn/ product

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Details

Published: 2025-09-02
Last updated: 2025-09-02
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

0.99%

Probability of exploitation in 30 days

62.8%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-120
Buffer Overflow
CWE-119
Memory Corruption