CSM Mail Server MTA 'HELO' DoS

This script is Copyright (C) 2000-2014 Tenable Network Security, Inc.


Synopsis :

The remote SMTP server has a buffer overflow vulnerability.

Description :

The remote SMTP server is vulnerable to a buffer overflow attack. This
issue is triggered by issuing the 'HELO' command followed by a long
argument. A remote attacker could exploit this to crash the server, or
possibly execute arbitrary code.

Solution :

Contact your vendor for a patch.

Risk factor :

High / CVSS Base Score : 7.5
(CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 7.5
(CVSS2#E:H/RL:U/RC:ND)

Family: SMTP problems

Nessus Plugin ID: 10050 (csm_helo.nasl)

Bugtraq ID: 895

CVE ID: CVE-2000-0042