CVE-2001-1413: Ncompress

High severity, CVSS 7.5. EPSS: 4.8% chance of exploitation in the next 30 days.

Stack-based buffer overflow in the comprexx function for ncompress 4.2.4 and earlier, when used in situations that cross security boundaries (such as FTP server), may allow remote attackers to execute arbitrary code via a long filename argument.

Affected products

• Ncompress Ncompress: up to and including 4.2.4

Published 2004-12-23. Last modified 2026-06-16.