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Last updated: 2/10/2016 10:25:38 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2009-0790

Original release date: 04/01/2009
Last revised: 08/21/2010


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.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.0 (MEDIUM) (AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: OVAL
Name: oval:org.mitre.oval:def:11171
External Source: SUSE
Name: SUSE-SR:2009:009
External Source: SECTRACK
Name: 1021949
External Source: SECTRACK
Name: 1021950
External Source: VUPEN
Name: ADV-2009-0886
External Source: BUGTRAQ
Name: 20090330 CVE-2009-0790: ISAKMP DPD Remote Vulnerability with Openswan & Strongswan IPsec
External Source: CONFIRM
Name: http://download.strongswan.org/CHANGES4.txt
Type: Advisory
External Source: BID
Name: 34296
Type: Patch Information
External Source: DEBIAN
Name: DSA-1759
Type: Patch Information
External Source: CONFIRM
Name: http://www.openswan.org/CVE-2009-0790/CVE-2009-0790.txt
Type: Advisory
External Source: DEBIAN
Name: DSA-1760
Type: Patch Information
External Source: XF
Name: openswan-strongswan-dpd-dos(49523)
External Source: REDHAT
Name: RHSA-2009:0402

References to Check Content

Identifier: oval:org.mitre.oval:def:11171
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:strongswan:strongswan:2.6.0
* cpe:/a:strongswan:strongswan:2.6.1
* cpe:/a:strongswan:strongswan:2.6.2
* cpe:/a:strongswan:strongswan:2.6.3
* cpe:/a:strongswan:strongswan:2.6.4
* cpe:/a:strongswan:strongswan:4.2.0
* cpe:/a:strongswan:strongswan:4.2.1
* cpe:/a:strongswan:strongswan:4.2.2
* cpe:/a:strongswan:strongswan:4.2.3
* cpe:/a:strongswan:strongswan:4.2.4
* cpe:/a:strongswan:strongswan:4.2.5
* cpe:/a:strongswan:strongswan:4.2.6
* cpe:/a:strongswan:strongswan:4.2.13
* cpe:/a:strongswan:strongswan:4.2.12
* cpe:/a:strongswan:strongswan:4.2.11
* cpe:/a:strongswan:strongswan:4.2.10
* cpe:/a:strongswan:strongswan:4.2.9
* cpe:/a:strongswan:strongswan:4.2.8
* cpe:/a:strongswan:strongswan:4.2.7
* cpe:/a:strongswan:strongswan:2.8.8
* cpe:/a:strongswan:strongswan:2.8.0
* cpe:/a:strongswan:strongswan:2.8.1
* cpe:/a:strongswan:strongswan:2.8.2
* cpe:/a:strongswan:strongswan:2.8.3
* cpe:/a:strongswan:strongswan:2.8.4
* cpe:/a:strongswan:strongswan:2.8.5
* cpe:/a:strongswan:strongswan:2.8.6
* cpe:/a:strongswan:strongswan:2.8.7
* cpe:/a:strongswan:strongswan:2.4.3
* cpe:/a:strongswan:strongswan:2.4.2
* cpe:/a:strongswan:strongswan:2.4.1
* cpe:/a:strongswan:strongswan:2.4.0a
* cpe:/a:strongswan:strongswan:2.4.0
* cpe:/a:strongswan:strongswan:2.4.4
* cpe:/a:openswan:openswan:2.6.03
* cpe:/a:openswan:openswan:2.6.04
* cpe:/a:openswan:openswan:2.6.05
* cpe:/a:openswan:openswan:2.6.06
* cpe:/a:openswan:openswan:2.6.07
* cpe:/a:openswan:openswan:2.6.08
* cpe:/a:openswan:openswan:2.6.09
* cpe:/a:openswan:openswan:2.6.10
* cpe:/a:openswan:openswan:2.6.11
* cpe:/a:openswan:openswan:2.6.12
* cpe:/a:openswan:openswan:2.6.13
* cpe:/a:openswan:openswan:2.6.14
* cpe:/a:openswan:openswan:2.6.15
* cpe:/a:openswan:openswan:2.6.16
* cpe:/a:openswan:openswan:2.4
* cpe:/a:openswan:openswan:2.4.2
* cpe:/a:openswan:openswan:2.4.4
* cpe:/a:openswan:openswan:2.6.17
* cpe:/a:openswan:openswan:2.6.18
* cpe:/a:openswan:openswan:2.6.19
* cpe:/a:openswan:openswan:2.6.20
* cpe:/a:openswan:openswan:2.4.3
* cpe:/a:openswan:openswan:2.4.5
* cpe:/a:openswan:openswan:2.4.1
* cpe:/a:openswan:openswan:2.4.10
* cpe:/a:openswan:openswan:2.4.9

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)