MailEnable SMTP Connector Service DNS MX Response DoS

This script is Copyright (C) 2004-2011 George A. Theall

Synopsis :

The remote host has a application that is affected by a denial of
service vulnerability.

Description :

According to its banner, the remote host is running at least one
instance of MailEnable's SMTP Connector service. A flaw exists in
both the Standard Edition 1.7x and Professional Edition 1.2x/1.5a-e
that results in this service crashing if it receives a DNS response
with over 100 MX records. A remote attacker can exploit this to
perform a DoS attack against the SMTP server on the target.

Solution :

Upgrade to MailEnable Standard Edition 1.8 / Professional
Edition 1.5e or greater.

Risk factor :

Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 4.3
Public Exploit Available : true

Family: SMTP problems

Nessus Plugin ID: 14712 (mailenable_smtp_dos.nasl)

Bugtraq ID: 11144


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