CVE-2004-0042: Beasts Vsftpd

Medium severity, CVSS 5.0. EPSS: 1.2% chance of exploitation in the next 30 days.

vsftpd 1.1.3 generates different error messages depending on whether or not a valid username exists, which allows remote attackers to identify valid usernames.

Affected products

• Beasts Vsftpd: version 1.1.3 only

Published 2004-02-03. Last modified 2026-06-16.