GLSA-200510-22 : SELinux PAM: Local password guessing attack

This script is Copyright (C) 2005-2014 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-200510-22
(SELinux PAM: Local password guessing attack)

The SELinux patches for PAM introduce a vulnerability allowing a
password to be checked with the unix_chkpwd utility without delay or
logging. This vulnerability doesn't affect users who do not run
SELinux.

Impact :

A local attacker could exploit this vulnerability to brute-force
passwords and escalate privileges on an SELinux system.

Workaround :

There is no known workaround at this time.

See also :

http://www.gentoo.org/security/en/glsa/glsa-200510-22.xml

Solution :

All SELinux PAM users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=sys-libs/pam-0.78-r3'

Risk factor :

Low / CVSS Base Score : 2.1
(CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:N)

Family: Gentoo Local Security Checks

Nessus Plugin ID: 20115 (gentoo_GLSA-200510-22.nasl)

Bugtraq ID:

CVE ID: CVE-2005-2977