CVE-2021-30483: isomorphic-git Path Traversal

Vulnerability summary

CVE-2021-30483 is a medium (CVSS 5.3) Path Traversal vulnerability in isomorphic-git. EPSS estimates a 2.18% chance of exploitation in the next 30 days, higher than 82% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 27-07-2021
   PublishedVulnerability first disclosed.
2. 03-08-2024
   Last modifiedVulnerability information updated.

Description

isomorphic-git before 1.8.2 allows Directory Traversal via a crafted repository.

• 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.