CVE-2004-1135: Ipswitch WS_FTP Server

Medium severity, CVSS 5.0. EPSS: 49.6% chance of exploitation in the next 30 days.

Multiple buffer overflows in WS_FTP Server 5.03 2004.10.14 allow remote attackers to cause a denial of service (service crash) via long (1) SITE, (2) XMKD, (3) MKD, and (4) RNFR commands.

Affected products

• Ipswitch WS_FTP Server: version 5.03 only

Published 2005-01-10. Last modified 2026-06-16.