GLSA-200608-06 : Courier MTA: Denial of Service vulnerability

This script is Copyright (C) 2006-2015 Tenable Network Security, Inc.

Synopsis :

The remote Gentoo host is missing one or more security-related

Description :

The remote host is affected by the vulnerability described in GLSA-200608-06
(Courier MTA: Denial of Service vulnerability)

Courier MTA has fixed a security issue relating to usernames containing
the '=' character, causing high CPU utilization.

Impact :

An attacker could exploit this vulnerability by sending a specially
crafted email to a mail gateway running a vulnerable version of Courier

Workaround :

There is no known workaround at this time.

See also :

Solution :

All Courier MTA users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=mail-mta/courier-0.53.2'

Risk factor :

High / CVSS Base Score : 7.8

Family: Gentoo Local Security Checks

Nessus Plugin ID: 22148 (gentoo_GLSA-200608-06.nasl)

Bugtraq ID:

CVE ID: CVE-2006-2659

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