Unspecified vulnerability in Code-Crafters Ability Mail Server before 2.70 allows remote attackers to cause a denial of service (daemon crash) via an IMAP4 FETCH command.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2009-3427
http://www.securityfocus.com/bid/36519
http://www.code-crafters.com/abilitymailserver/updatelog.html