Mailenable is vulnerable due to an error in the handling of the "HELO" command in the SMTP service. Product: Mailenable SMTP Service, All versions Vuln type: Denial of Service Risk: moderated Attack type: Remote Tested on: Windows 2003 Vendor patch: http://www.mailenable.com/hotfix/default.asp: ME-10013 -- www.divisionbyzero.be