GLSA-200411-09 : shadow: Unauthorized modification of account information

This script is Copyright (C) 2004-2015 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-200411-09
(shadow: Unauthorized modification of account information)

Martin Schulze reported a flaw in the passwd_check() function in
'libmisc/pwdcheck.c' which is used by chfn and chsh.

Impact :

A logged-in local user with an expired password may be able to use chfn and
chsh to change his standard shell or GECOS information (full name, phone
number...) without being required to change his password.

Workaround :

There is no known workaround at this time.

See also :

Solution :

All shadow users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=sys-apps/shadow-4.0.5-r1'

Risk factor :

Medium / CVSS Base Score : 4.6

Family: Gentoo Local Security Checks

Nessus Plugin ID: 15634 (gentoo_GLSA-200411-09.nasl)

Bugtraq ID:

CVE ID: CVE-2004-1001

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