GLSA-200704-14 : FreeRADIUS: Denial of Service

This script is Copyright (C) 2007-2014 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-200704-14
(FreeRADIUS: Denial of Service)

The Coverity Scan project has discovered a memory leak within the
handling of certain malformed Diameter format values inside an EAP-TTLS
tunnel.

Impact :

A remote attacker could send a large amount of specially crafted
packets to a FreeRADIUS server using EAP-TTLS authentication and
exhaust all memory, possibly resulting in a Denial of Service.

Workaround :

There is no known workaround at this time.

See also :

http://www.gentoo.org/security/en/glsa/glsa-200704-14.xml

Solution :

All FreeRADIUS users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-dialup/freeradius-1.1.6'

Risk factor :

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

Family: Gentoo Local Security Checks

Nessus Plugin ID: 25059 (gentoo_GLSA-200704-14.nasl)

Bugtraq ID:

CVE ID: CVE-2007-2028