Vulnerability · Published May 16, 2025 · Assigned by VulDB
CVE-2025-4809Tenda AC7 setMacFilterCfg fromSafeSetMacFilter stack-based overflow
High 8.8
In plain English
A high-severity stack buffer overflow in AC7 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.4%top 26.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability was found in Tenda AC7 15.03.06.44. It has been classified as critical. Affected is the function fromSafeSetMacFilter of the file /goform/setMacFilterCfg. The manipulation of the argument deviceList leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Affected products (as reported)
Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- VDB-309264 | Tenda AC7 setMacFilterCfg fromSafeSetMacFilter stack-based overflow vdb-entry, technical-description
- VDB-309264 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #573642 | Tenda AC7 V1.0 V15.03.06.44 Buffer Overflow third-party-advisory
- https://lavender-bicycle-a5a.notion.site/Tenda-AC7-fromSafeSetMacFilter-1ed53a41781f80cbbf13c8d4cc405ed1?pvs=4 exploit
- https://www.tenda.com.cn/ product