CVE-2023-2913: rockwell automation thinmanager thinserver Relative Path Traversal

Vulnerability summary

CVE-2023-2913 is a high (CVSS 7.5) Relative Path Traversal vulnerability in rockwell automation thinmanager thinserver. EPSS estimates a 2.39% chance of exploitation in the next 30 days, higher than 83.7% of scored vulnerabilities.

Timeline

1. 18-07-2023
   PublishedVulnerability first disclosed.
2. 05-03-2025
   Last modifiedVulnerability information updated.

Description

An executable used in Rockwell Automation ThinManager ThinServer can be configured to enable an API feature in the HTTPS Server Settings. This feature is disabled by default. When the API is enabled and handling requests, a path traversal vulnerability exists that allows a remote actor to leverage the privileges of the server’s file system and read arbitrary files stored in it. A malicious user could exploit this vulnerability by executing a path that contains manipulating variables.

• CWE-23Relative Path TraversalThe product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.
• 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.