CVE-2024-2981: tenda fh1202_firmware Stack-based Buffer Overflow

Vulnerability summary

CVE-2024-2981 is a high (CVSS 9.0) Stack-based Buffer Overflow vulnerability in tenda fh1202_firmware. EPSS estimates a 1.77% chance of exploitation in the next 30 days, higher than 77.9% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 27-03-2024
   PublishedVulnerability first disclosed.
2. 12-08-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability, which was classified as critical, was found in Tenda FH1202 1.2.0.14(408). Affected is the function form_fast_setting_wifi_set of the file /goform/fast_setting_wifi_set. The manipulation of the argument ssid 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. VDB-258150 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
• CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.