CVE-1999-1140: Alec Muffet Cracklib

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

Buffer overflow in CrackLib 2.5 may allow local users to gain root privileges via a long GECOS field.

Affected products

• Alec Muffet Cracklib: version 2.5 only

Published 1997-12-14. Last modified 2026-06-16.