Description

The Internet Key Exchange version 1 (IKEv1) implementation (isakmp_agg.c) in racoon in ipsec-tools before 0.6.3, when running in aggressive mode, allows remote attackers to cause a denial of service (null dereference and crash) via crafted IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1.

Weaknesses 1

Affected Products 6

References 25

• patches.sgi.com ftp://patches.sgi.com/support/free/security/advisories/20060501-01-U.asc
• archives.neohapsis.com http://archives.neohapsis.com/archives/bugtraq/2005-12/0161.html
• cvs.sourceforge.net http://cvs.sourceforge.net/viewcvs.py/ipsec-tools/ipsec-tools/src/racoon/isakmp_agg.c?r1=1.20.2.3&r2=1.20.2.4&diff_format=u
  Patch
• rhn.redhat.com http://rhn.redhat.com/errata/RHSA-2006-0267.html
• secunia.com http://secunia.com/advisories/17668
  PatchVendor Advisory
• secunia.com http://secunia.com/advisories/17822
  Vendor Advisory
• secunia.com http://secunia.com/advisories/17980
  Vendor Advisory
• secunia.com http://secunia.com/advisories/18115
  Vendor Advisory
• secunia.com http://secunia.com/advisories/18616
• secunia.com http://secunia.com/advisories/18742
  Vendor Advisory
• secunia.com http://secunia.com/advisories/19833
  Vendor Advisory
• secunia.com http://secunia.com/advisories/20210
  Vendor Advisory
• securitytracker.com http://securitytracker.com/id?1015254
• sourceforge.net http://sourceforge.net/mailarchive/forum.php?thread_id=9017454&forum_id=32000
• debian.org http://www.debian.org/security/2006/dsa-965
• ee.oulu.fi http://www.ee.oulu.fi/research/ouspg/protos/testing/c09/isakmp/
• gentoo.org http://www.gentoo.org/security/en/glsa/glsa-200512-04.xml
• mandriva.com http://www.mandriva.com/security/advisories?name=MDKSA-2006:020
• niscc.gov.uk http://www.niscc.gov.uk/niscc/docs/re-20051114-01014.pdf?lang=en
• novell.com http://www.novell.com/linux/security/advisories/2005_70_ipsec.html
• securityfocus.com http://www.securityfocus.com/archive/1/436343/100/0/threaded
• securityfocus.com http://www.securityfocus.com/bid/15523
  Patch
• vupen.com http://www.vupen.com/english/advisories/2005/2521
  Vendor Advisory
• oval.cisecurity.org https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9857
• usn.ubuntu.com https://usn.ubuntu.com/221-1/

Remediation

• cvs.sourceforge.net http://cvs.sourceforge.net/viewcvs.py/ipsec-tools/ipsec-tools/src/racoon/isakmp_agg.c?r1=1.20.2.3&r2=1.20.2.4&diff_format=u
  Patch
• secunia.com http://secunia.com/advisories/17668
  PatchVendor Advisory
• securityfocus.com http://www.securityfocus.com/bid/15523
  Patch