CVE-2002-2393: SolarWinds Serv-U File Server

Medium severity, CVSS 5.0. EPSS: 2.6% chance of exploitation in the next 30 days.

Serv-U FTP server 3.0, 3.1 and 4.0.0.4 does not accept new connections while validating user folder access rights, which allows remote attackers to cause a denial of service (no new connections) via a series of MKD commands.

Affected products

• SolarWinds Serv-U File Server: version 3.1.0.0 only; version 4.0.0.4 only

Published 2002-12-31. Last modified 2026-06-16.