CVE-2011-3380 Affecting openswan package, versions <0:2.6.36-1.12.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.74% (81st percentile)

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  • Snyk IDSNYK-AMZN201803-OPENSWAN-1660540
  • published27 Sept 2021
  • disclosed17 Nov 2011

Introduced: 17 Nov 2011

CVE-2011-3380  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 openswan to version 0:2.6.36-1.12.amzn1 or higher.
This issue was patched in ALAS-2011-6.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openswan package and not the openswan package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

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.

CVSS Scores

version 3.1