GLSA-200403-06 : Multiple remote buffer overflow vulnerabilities in Courier

This script is Copyright (C) 2004-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

The remote host is affected by the vulnerability described in GLSA-200403-06
(Multiple remote buffer overflow vulnerabilities in Courier)

The vulnerabilities have been found in the 'SHIFT_JIS' converter in
'shiftjis.c' and 'ISO2022JP' converter in 'so2022jp.c'. An attacker may
supply Unicode characters that exceed BMP (Basic Multilingual Plane) range,
causing an overflow.

Impact :

An attacker without privileges may exploit this vulnerability remotely, allowing arbitrary code to be executed in order to gain unauthorized access.

Workaround :

While a workaround is not currently known for this issue, all users are
advised to upgrade to the latest version of the affected packages.

See also :

http://www.gentoo.org/security/en/glsa/glsa-200403-06.xml

Solution :

All users should upgrade to current versions of the affected packages:
# emerge sync
# emerge -pv '>=net-mail/courier-imap-3.0.0'
# emerge '>=net-mail/courier-imap-3.0.0'
# ** Or
depending on your installation... **
# emerge -pv '>=mail-mta/courier-0.45'
# emerge '>=mail-mta/courier-0.45'

Risk factor :

High / CVSS Base Score : 7.5
(CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 5.5
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: Gentoo Local Security Checks

Nessus Plugin ID: 14457 (gentoo_GLSA-200403-06.nasl)

Bugtraq ID: 9845

CVE ID: CVE-2004-0224