CVE-2010-0831: matthias_klose fastjar Path Traversal

Vulnerability summary

CVE-2010-0831 is a medium (CVSS 5.8) Path Traversal vulnerability in matthias_klose fastjar. EPSS estimates a 3.68% chance of exploitation in the next 30 days, higher than 89.5% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 18-06-2010
   PublishedVulnerability first disclosed.
2. 07-08-2024
   Last modifiedVulnerability information updated.

Description

Directory traversal vulnerability in the extract_jar function in jartool.c in FastJar 0.98 allows remote attackers to create or overwrite arbitrary files via a .. (dot dot) in a non-initial pathname component in a filename within a .jar archive, a related issue to CVE-2005-1080. NOTE: this vulnerability exists because of an incomplete fix for CVE-2006-3619.

• 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.