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MailEnable SMTP Service HELO Command Remote DoS

Medium

Synopsis

The remote host is vulnerable to a Denial of Service (DoS) attack.

Description

The remote host is running a vulnerable version of the MailEnable email server. While the details of the flaw are unknown, it is alleged that a remote attacker can create a query such that when the MailEnable server parses the query, the service crashes. Successful exploitation denies access to legitimate users.

Solution

Upgrade to MailEnable Professional 1.74 or higher, MailEnable Enterprise Edition 1.22 or higher, or Mailenable Standard 1.94 or higher.