CVE-2022-42060: tenda w15e_firmware Out-of-bounds Write

Vulnerability summary

CVE-2022-42060 is a high (CVSS 7.5) Out-of-bounds Write vulnerability in tenda w15e_firmware. EPSS estimates a 1.14% chance of exploitation in the next 30 days, higher than 66.3% of scored vulnerabilities. 2 public exploits are recorded.

Timeline

1. 15-11-2022
   PublishedVulnerability first disclosed.
2. 13-05-2025
   Last modifiedVulnerability information updated.

Description

Tenda AC1200 Router Model W15Ev2 V15.11.0.10(1576) was discovered to contain a stack overflow via the setWanPpoe function. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.

• CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
• 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).