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CVE
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CVE-2009-0790

Date: (C)2009-04-01   (M)2017-10-04
 
CVSS Score: 5.0Access Vector: NETWORK
Exploitability Subscore: 10.0Access Complexity: LOW
Impact Subscore: 2.9Authentication: NONE
 Confidentiality: NONE
 Integrity: NONE
 Availability: PARTIAL











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.

Reference:
SECTRACK-1021949
SECTRACK-1021950
http://www.securityfocus.com/archive/1/archive/1/502270/100/0/threaded
BID-34296
SECUNIA-34472
SECUNIA-34483
SECUNIA-34494
SECUNIA-34546
ADV-2009-0886
DSA-1759
DSA-1760
RHSA-2009:0402
SUSE-SR:2009:009
http://download.strongswan.org/CHANGES4.txt
http://www.openswan.org/CVE-2009-0790/CVE-2009-0790.txt
openswan-strongswan-dpd-dos(49523)

CPE    59
cpe:/a:openswan:openswan:2.4
cpe:/a:openswan:openswan:2.4.2
cpe:/a:openswan:openswan:2.4.4
cpe:/a:openswan:openswan:2.6.04
...
CWE    1
CWE-20
OVAL    9
oval:org.secpod.oval:def:600315
oval:org.secpod.oval:def:1300235
oval:org.secpod.oval:def:202093
oval:org.mitre.oval:def:8005
...

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