SynopsisThe remote host is vulnerable to multiple attack vectors.
DescriptionThe remote host is running a vulnerable version of Clearswift MAILsweeper for SMTP. Clearswift MAILseeper for SMTP versions 4.3.19 and prior are reported prone to several security issues. According to the vendor, an attacker can bypass security or render the application unavailable for legitimate users.
SolutionUpgrade to version 4.3.20 or higher.