CVE-2024-4168: tenda 4g300_firmware Stack-based Buffer Overflow

Vulnerability summary

CVE-2024-4168 is a high (CVSS 9.0) Stack-based Buffer Overflow vulnerability in tenda 4g300_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. 25-04-2024
   PublishedVulnerability first disclosed.
2. 01-08-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability was found in Tenda 4G300 1.01.42. It has been classified as critical. This affects the function sub_4260F0. The manipulation of the argument upfilen leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-261987. 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.