CVE-2024-3876: tenda f1202_firmware Stack-based Buffer Overflow

Vulnerability summary

CVE-2024-3876 is a high (CVSS 9.0) Stack-based Buffer Overflow vulnerability in tenda f1202_firmware. EPSS estimates a 1.68% chance of exploitation in the next 30 days, higher than 76.7% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 16-04-2024
   PublishedVulnerability first disclosed.
2. 01-08-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability classified as critical has been found in Tenda F1202 1.2.0.20(408). Affected is the function fromVirtualSer of the file /goform/VirtualSer. The manipulation of the argument page 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-260910 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.