CVE-2007-0003: Andrew Morgan Linux Pam

High severity, CVSS 7.2. EPSS: 0.4% chance of exploitation in the next 30 days.

pam_unix.so in Linux-PAM 0.99.7.0 allows context-dependent attackers to log into accounts whose password hash, as stored in /etc/passwd or /etc/shadow, has only two characters.

Affected products

Published 2007-01-23. Last modified 2026-06-16.