Description
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.
Published: 2009-04-01
Score: 5.0 Medium
EPSS: 10.9% Moderate
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-1759-1 New strongswan packages fix denial of service
Debian DSA Debian DSA DSA-1760-1 New openswan packages fix denial of service
History

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Subscriptions

Redhat Enterprise Linux
Strongswan Strongswan
Xelerance Openswan
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T04:48:52.007Z

Reserved: 2009-03-04T00:00:00.000Z

Link: CVE-2009-0790

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2009-04-01T10:30:00.267

Modified: 2025-04-09T00:30:58.490

Link: CVE-2009-0790

cve-icon Redhat

Severity : Important

Publid Date: 2009-03-30T00:00:00Z

Links: CVE-2009-0790 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses