Vulnerability · Published Nov 17, 2025 · Assigned by VulDB
CVE-2025-13288Tenda CH22 PPTPUserSetting fromPptpUserSetting buffer overflow
High 8.8
In plain English
A high-severity buffer overflow in CH22 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.0%top 38.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A security vulnerability has been detected in Tenda CH22 1.0.0.1. This impacts the function fromPptpUserSetting of the file /goform/PPTPUserSetting. The manipulation of the argument delno leads to buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may 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-332628 | Tenda CH22 PPTPUserSetting fromPptpUserSetting buffer overflow vdb-entry, technical-description
- VDB-332628 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #691594 | Tenda Technology Co., Ltd. Tenda V1.0.0.1 Buffer Overflow third-party-advisory
- https://github.com/yyyy1g/CVE/issues/1 exploit, issue-tracking
- https://www.tenda.com.cn/ product