GLSA-200404-09 : Cross-realm trust vulnerability in Heimdal

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-200404-09
(Cross-realm trust vulnerability in Heimdal)

Heimdal does not properly perform certain consistency checks for
cross-realm requests, which allows remote attackers with control of a realm
to impersonate others in the cross-realm trust path.

Impact :

Remote attackers with control of a realm may be able to impersonate other
users in the cross-realm trust path.

Workaround :

A workaround is not currently known for this issue. All users are advised
to upgrade to the latest version of the affected package.

See also :

http://www.gentoo.org/security/en/glsa/glsa-200404-09.xml

Solution :

Heimdal users should upgrade to version 0.6.1 or later:
# emerge sync
# emerge -pv '>=app-crypt/heimdal-0.6.1'
# emerge '>=app-crypt/heimdal-0.6.1'

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N)

Family: Gentoo Local Security Checks

Nessus Plugin ID: 14474 (gentoo_GLSA-200404-09.nasl)

Bugtraq ID:

CVE ID: CVE-2004-0371