CVE-2024-2855: Tenda AC15 SetSysTimeCfg fromSetSysTime stack-based overflow

Vulnerability summary

CVE-2024-2855 is a critical (CVSS 9.8) Stack-based Buffer Overflow vulnerability in tenda ac15_firmware. EPSS estimates a 1.30% chance of exploitation in the next 30 days, higher than 70.1% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 24-03-2024
   PublishedVulnerability first disclosed.
2. 01-08-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability classified as critical was found in Tenda AC15 15.03.05.18/15.03.05.19/15.03.20. Affected by this vulnerability is the function fromSetSysTime of the file /goform/SetSysTimeCfg. The manipulation of the argument time leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-257779. 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).