GLSA-200905-03 : IPSec Tools: Denial of Service

This script is Copyright (C) 2009-2015 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-200905-03
(IPSec Tools: Denial of Service)

The following vulnerabilities have been found in the racoon daemon as
shipped with IPSec Tools:
Neil Kettle reported that
racoon/isakmp_frag.c is prone to a NULL pointer dereference
Multiple memory leaks exist in (1) the
eay_check_x509sign() function in racoon/crypto_openssl.c and (2)
racoon/nattraversal.c (CVE-2009-1632).

Impact :

A remote attacker could send specially crafted fragmented ISAKMP
packets without a payload or exploit vectors related to X.509
certificate authentication and NAT traversal, possibly resulting in a
crash of the racoon daemon.

Workaround :

There is no known workaround at this time.

See also :

Solution :

All IPSec Tools users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-firewall/ipsec-tools-0.7.2'

Risk factor :

Medium / CVSS Base Score : 5.0

Family: Gentoo Local Security Checks

Nessus Plugin ID: 38884 (gentoo_GLSA-200905-03.nasl)

Bugtraq ID:

CVE ID: CVE-2009-1574