Vulnerability · Published Sep 2, 2025 · Assigned by VulDB
CVE-2025-9813Tenda CH22 SetSambaConf formSetSambaConf buffer overflow
High 8.8
In plain English
A high-severity buffer overflow in CH22 from Tenda. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.0%top 37.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
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.
Affected products (as reported)
Weakness: CWE-120, CWE-119 · Vector: 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
References
- VDB-322140 | Tenda CH22 SetSambaConf formSetSambaConf buffer overflow vdb-entry, technical-description
- VDB-322140 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #641151 | Tenda CH22 V1.0.0.1 Buffer Overflow third-party-advisory
- https://github.com/csgii/cve/issues/2 exploit, issue-tracking
- https://www.tenda.com.cn/ product