CVE-2005-0990: GNU Sharutils

Low severity, CVSS 2.1. EPSS: 0.4% chance of exploitation in the next 30 days.

unshar (unshar.c) in sharutils 4.2.1 allows local users to overwrite arbitrary files via a symlink attack on the unsh.X temporary file.

Affected products

• GNU Sharutils: version 4.2.1 only

Published 2005-05-02. Last modified 2026-06-16.