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
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 4.3
(CVSS2#E:H/RL:OF/RC:C)
Public Exploit Available : true

Family: SMTP problems

Nessus Plugin ID: 14712 (mailenable_smtp_dos.nasl)

Bugtraq ID: 11144

CVE ID: