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CVE-2011-3380

Impact:
Moderate
Public Date:
2011-10-05
Bugzilla:
742065: CVE-2011-3380 openswan: IKE invalid key length allows remote unauthenticated user to crash openswan

The MITRE CVE dictionary describes this issue as:

Openswan 2.6.29 through 2.6.35 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto IKE daemon crash) via an ISAKMP message with an invalid KEY_LENGTH attribute, which is not properly handled by the error handling function.

Find out more about CVE-2011-3380 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 5
Base Metrics AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (openswan) RHSA-2011:1356 2011-10-05

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 openswan Not affected

Acknowledgements

Red Hat would like to thank the Openswan project for reporting this issue. Upstream acknowledges Paul Wouters as the original reporter.

External References

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