Quttera Web Malware Scanner <= 3.4.1.48 - Authenticated (Administrator+) Directory Traversal via ShowFile

2023-11-21 00:00
Dmitrii Ignatyev

Strategic Overview

Vulnerability Overview

The Quttera Web Malware Scanner plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 3.4.1.48 via the ShowFile function. This allows an administrator to view arbitrary files on the server.

Technical Analysis

REMEDIATION: Update to version 3.4.2.1, or a newer patched version --- IDENTIFIER: CWE-22 (Improper 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.

External References

Vulnerability data © Defiant, Inc., provided under the Wordfence Intelligence T&C