Voor de mensen die MailEnable gebruiken in hun Plesk for Windows omgeving:

06.38.5 CVE: CVE-2006-4616
Platform: Third Party Windows Apps
Title: MailEnable SMTP SPF Remote Denial of Service
Description: MailEnable is a mail server. It is vulnerable to a denial
of service issue when a SPF lookup for a domain with a large number of
records triggers a null pointer exception. MailEnable versions 1.116
and earlier are vulnerable.
Ref: http://www.securityfocus.com/bid/20091

Oplossing: http://www.securityfocus.com/bid/20091/solution