Multiple buffer overflows in the IMAILAPILib ActiveX control (IMailAPI.dll) in Ipswitch IMail Server before 2006.2 allow remote attackers to execute arbitrary code via the (1) WebConnect and (2) Connect members in the (a) IMailServer control; (3) Sync3 and (4) Init3 members in the (b) IMailLDAPService control; and the (5) SetReplyTo member in the (c) IMailUserCollection control.
http://www.vupen.com/english/advisories/2007/0853
http://www.securitytracker.com/id?1017737
http://support.ipswitch.com/kb/IM-20070305-JH01.htm
http://secunia.com/advisories/24422
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=487