IMAP service (meimaps.exe) of MailEnable Professional 1.7 and Enterprise 1.1 allows remote authenticated attackers to cause a denial of service (application crash) by using RENAME with a non-existent mailbox, a different vulnerability than CVE-2005-3690.
http://zur.homelinux.com/Advisories/MailEnableImapDos.txt
http://www.vupen.com/english/advisories/2005/2579
http://www.securityfocus.com/archive/1/417589/30/0/threaded
http://securitytracker.com/id?1015268
http://securityreason.com/securityalert/205