CVE-2023-0637: trendnet tew-811dru_firmware

Vulnerability summary

CVE-2023-0637 is a medium (CVSS 6.8) vulnerability in trendnet tew-811dru_firmware. EPSS estimates a 0.82% chance of exploitation in the next 30 days, higher than 56.5% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 02-02-2023
   PublishedVulnerability first disclosed.
2. 26-03-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability, which was classified as critical, was found in TRENDnet TEW-811DRU 1.0.10.0. This affects an unknown part of the file wan.asp of the component Web Management Interface. The manipulation leads to memory corruption. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-220017 was assigned to this vulnerability.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
• CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.