CVE-2019-13276: trendnet tew-827dru_firmware Out-of-bounds Write

Vulnerability summary

CVE-2019-13276 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in trendnet tew-827dru_firmware. EPSS estimates a 2.77% chance of exploitation in the next 30 days, higher than 86.1% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 10-07-2019
   PublishedVulnerability first disclosed.
2. 04-08-2024
   Last modifiedVulnerability information updated.

Description

TRENDnet TEW-827DRU with firmware up to and including 2.04B03 contains a stack-based buffer overflow in the ssi binary. The overflow allows an unauthenticated user to execute arbitrary code by providing a sufficiently long query string when POSTing to any valid cgi, txt, asp, or js file. The vulnerability can be exercised on the local intranet or remotely if remote administration is enabled.

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