CVE-2024-2983: tenda fh1202_firmware Stack-based Buffer Overflow

Vulnerability summary

CVE-2024-2983 is a high (CVSS 9.0) Stack-based Buffer Overflow vulnerability in tenda fh1202_firmware. EPSS estimates a 1.75% chance of exploitation in the next 30 days, higher than 77.7% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 27-03-2024
   PublishedVulnerability first disclosed.
2. 10-04-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability was found in Tenda FH1202 1.2.0.14(408) and classified as critical. Affected by this issue is the function formSetClientState of the file /goform/SetClientState. The manipulation of the argument deviceId/limitSpeed/limitSpeedUp leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-258152. 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.