HomeFtp 1.1 - Denial of Service via Long USER and PASS Commands
Helmsman Research (aka CoolUtils) HomeFtp 1.1 allows remote attackers to cause an unspecified denial of service via a long USER command combined with a long PASS command and an NLST command.
Cerberus FTP Server 2.32 - Denial of Service via Long Invalid FTP Command String
Grant Averett Cerberus FTP Server 2.32, and possibly earlier versions, allows remote attackers to cause an unspecified denial of service via a long string that does not contain a valid FTP command.