CVE-2023-4744: Tenda AC8 formSetDeviceName stack-based overflow

Vulnerability summary

CVE-2023-4744 is a high (CVSS 10.0) Stack-based Buffer Overflow vulnerability in tenda ac8_firmware. EPSS estimates a 1.85% chance of exploitation in the next 30 days, higher than 78.8% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 03-09-2023
   PublishedVulnerability first disclosed.
2. 30-09-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability was found in Tenda AC8 16.03.34.06_cn_TDC01. It has been declared as critical. Affected by this vulnerability is the function formSetDeviceName. The manipulation 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 identifier VDB-238633 was assigned to this vulnerability.

• 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.