National Cyber-Alert System

Vulnerability Summary for CVE-2009-0790

Overview

The pluto IKE daemon in Openswan and Strongswan IPsec 2.6 before 2.6.21 and 2.4 before 2.4.14, and Strongswan 4.2 before 4.2.14 and 2.8 before 2.8.9, allows remote attackers to cause a denial of service (daemon crash and restart) via a crafted (1) R_U_THERE or (2) R_U_THERE_ACK Dead Peer Detection (DPD) IPsec IKE Notification message that triggers a NULL pointer dereference related to inconsistent ISAKMP state and the lack of a phase2 state association in DPD.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: BID

Name: 34296

Type: Patch Information

Hyperlink:http://www.securityfocus.com/bid/34296

External Source: DEBIAN

Name: DSA-1760

Type: Patch Information

Hyperlink:http://www.debian.org/security/2009/dsa-1760

External Source: DEBIAN

Name: DSA-1759

Type: Patch Information

Hyperlink:http://www.debian.org/security/2009/dsa-1759

External Source: XF

Name: openswan-strongswan-dpd-dos(49523)

Hyperlink:http://xforce.iss.net/xforce/xfdb/49523

External Source: VUPEN

Name: ADV-2009-0886

Hyperlink:http://www.vupen.com/english/advisories/2009/0886

External Source: SECTRACK

Name: 1021950

Hyperlink:http://www.securitytracker.com/id?1021950

External Source: SECTRACK

Name: 1021949

Hyperlink:http://www.securitytracker.com/id?1021949

External Source: BUGTRAQ

Name: 20090330 CVE-2009-0790: ISAKMP DPD Remote Vulnerability with Openswan & Strongswan IPsec

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/502270/100/0/threaded

External Source: REDHAT

Name: RHSA-2009:0402

Hyperlink:http://www.redhat.com/support/errata/RHSA-2009-0402.html

External Source: CONFIRM

Name: http://www.openswan.org/CVE-2009-0790/CVE-2009-0790.txt

Type: Advisory

Hyperlink:http://www.openswan.org/CVE-2009-0790/CVE-2009-0790.txt

External Source: SECUNIA

Name: 34546

Type: Advisory

Hyperlink:http://secunia.com/advisories/34546

External Source: SECUNIA

Name: 34494

Type: Advisory

Hyperlink:http://secunia.com/advisories/34494

External Source: SECUNIA

Name: 34483

Type: Advisory

Hyperlink:http://secunia.com/advisories/34483

External Source: SECUNIA

Name: 34472

Type: Advisory

Hyperlink:http://secunia.com/advisories/34472

External Source: SUSE

Name: SUSE-SR:2009:009

Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html

External Source: CONFIRM

Name: http://download.strongswan.org/CHANGES4.txt

Type: Advisory

Hyperlink:http://download.strongswan.org/CHANGES4.txt