CVE-2023-22380: github enterprise_server Path Traversal

Vulnerability summary

CVE-2023-22380 is a medium (CVSS 6.5) Path Traversal vulnerability in github enterprise_server. EPSS estimates a 0.68% chance of exploitation in the next 30 days, higher than 51.8% of scored vulnerabilities.

Timeline

1. 16-02-2023
   PublishedVulnerability first disclosed.
2. 19-03-2025
   Last modifiedVulnerability information updated.

Description

A path traversal vulnerability was identified in GitHub Enterprise Server that allowed arbitrary file reading when building a GitHub Pages site. To exploit this vulnerability, an attacker would need permission to create and build a GitHub Pages site on the GitHub Enterprise Server instance. This vulnerability affected all versions of GitHub Enterprise Server since 3.7 and was fixed in version 3.7.6. This vulnerability was reported via the GitHub Bug Bounty program.

• 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.