CVE-2002-0432: Citadel Ux

High severity, CVSS 10.0. EPSS: 5.6% chance of exploitation in the next 30 days.

Buffer overflow in (1) lprintf and (2) cprintf in sysdep.c of Citadel/UX 5.90 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via attacks such as a long HELO command to the SMTP server.

Affected products

• Citadel Ux: up to and including 5.90

Published 2002-07-26. Last modified 2026-06-16.