SynopsisThe remote mail server is affected by denial of service vulnerabilities.
DescriptionThe remote host appears to be running Ability Mail Server.
According to its banner, the installed version of Ability Mail Server is affected by two issues that could cause the application to crash. One involves messages that are changed to a blank string, the other IMAP4 commands with malformed number list ranges.
It is believed that exploitation of either issue requires authentication.
SolutionUpgrade to Ability Mail Server version 2.61 or later.