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IPsec-Tools: racoon Denial of Service

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200503-33 / IPsec-Tools
Release Date March 25, 2005
Latest Revision March 25, 2005: 01
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
net-firewall/ipsec-tools < 0.5-r1 revision >= 0.4-r1, >= 0.5-r1 All supported architectures

Related bugreports: #84479

Synopsis

IPsec-Tools' racoon is affected by a remote Denial of Service vulnerability.

2.  Impact Information

Background

IPsec-Tools is a port of KAME's implementation of the IPsec utilities. It contains a collection of network monitoring tools, including racoon, ping, and ping6.

Description

Sebastian Krahmer has reported a potential remote Denial of Service vulnerability in the ISAKMP header parsing code of racoon.

Impact

An attacker could possibly cause a Denial of Service of racoon using a specially crafted ISAKMP packet.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All IPsec-Tools users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-firewall/ipsec-tools-0.4-r1"

4.  References



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Page updated March 25, 2005

Summary: This is a Gentoo Linux Security Advisory

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