MailEnable Professional Edition before 1.53 and Enterprise Edition before 1.02 allows remote attackers to cause a denial of service (crash) via malformed (1) SMTP or (2) IMAP commands.Referenceshttp://www.securityfocus.com/bid/11418http://www.mailenable.com/professionalhistory.asphttp://www.mailenable.com/enterprisehistory.asp