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CVE-2009-5009

5.0 · MEDIUM

Double free vulnerability in OpenConnect before 1.40 might allow remote AnyConnect SSL VPN servers to cause a denial of service (application crash) or possibly have unspecified other impact via a c…

Published Oct 14, 2010infradeadCWE-399EPSS 0.98%

Overview

CVE-2009-5009 is a medium-severity vulnerability affecting infradead openconnect. It was published on October 14, 2010 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Double free vulnerability in OpenConnect before 1.40 might allow remote AnyConnect SSL VPN servers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted DTLS Cipher option during a reconnect operation.

Remediation

Check the references section for vendor advisories and patches from infradead. Update openconnect to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
infradeadopenconnect0Affected

References

Refwww.infradead.org/openconnect.htmlRefwww.infradead.org/openconnect.html

How CyberStrike helps

Frequently asked questions

What is CVE-2009-5009?

CVE-2009-5009 is a medium-severity vulnerability affecting infradead openconnect. It was published on October 14, 2010 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2009-5009?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-5009?

Check the references section for vendor advisories and patches from infradead. Update openconnect to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2009-5009?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-5009 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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