CVE-2012-5687: tp-link tl-wr841n_firmware Path Traversal

Vulnerability summary

CVE-2012-5687 is a high (CVSS 7.8) Path Traversal vulnerability in tp-link tl-wr841n_firmware. EPSS estimates a 68.72% chance of exploitation in the next 30 days, higher than 99.3% of scored vulnerabilities. 3 public exploits are recorded.

Timeline

1. 01-11-2012
   PublishedVulnerability first disclosed.
2. 06-08-2024
   Last modifiedVulnerability information updated.

Description

Directory traversal vulnerability in the web-based management feature on the TP-LINK TL-WR841N router with firmware 3.13.9 build 120201 Rel.54965n and earlier allows remote attackers to read arbitrary files via a .. (dot dot) in the PATH_INFO to the help/ URI.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.