Vulnerability · Published Oct 27, 2025 · Assigned by VulDB
CVE-2025-12271Tenda CH22 RouteStatic fromRouteStatic 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 63% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.0%top 36.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
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-329943 | Tenda CH22 RouteStatic fromRouteStatic buffer overflow vdb-entry, technical-description
- VDB-329943 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #674153 | Tenda CH22 V1.0.0.1 Buffer Overflow third-party-advisory
- https://github.com/QIU-DIE/CVE/issues/20 broken-link, exploit, issue-tracking
- https://www.tenda.com.cn/ product