Vulnerability · Published Apr 7, 2025 · Assigned by VulDB
CVE-2025-3346Tenda AC7 SetPptpServerCfg formSetPPTPServer buffer overflow
High 8.8
In plain English
A high-severity 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 7.7% (higher than 95% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)7.7%top 5.4% 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 rated as critical. Affected by this issue is the function formSetPPTPServer of the file /goform/SetPptpServerCfg. The manipulation of the argument pptp_server_start_ip/pptp_server_end_ip leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public 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
References
- VDB-303560 | Tenda AC7 SetPptpServerCfg formSetPPTPServer buffer overflow vdb-entry, technical-description
- VDB-303560 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #551927 | Shenzhen Tenda Technology Co.,Ltd. AC7 V15.03.06.44 Buffer Overflow third-party-advisory
- https://github.com/CH13hh/tmp_store_cc/blob/main/AC7formSetPPTPServer/formSetPPTPServer.md exploit
- https://www.tenda.com.cn/ product