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CVE-2009-2414

4.3 · MEDIUM

Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service (application crash) via a l…

Published Aug 11, 2009xmlsoftCWE-119EPSS 3.14%

Overview

CVE-2009-2414 is a medium-severity vulnerability affecting xmlsoft libxml. It was published on August 11, 2009 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service (application crash) via a large depth of element declarations in a DTD, related to a function recursion, as demonstrated by the Codenomicon XML fuzzing framework.

Remediation

Check the references section for vendor advisories and patches from xmlsoft. Update libxml 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

References

Refgooglechromereleases.blogspot.com/2009/08/stable-update-security-fixes.htmlReflists.apple.com/archives/security-announce/2009/Nov/msg00000.htmlReflists.apple.com/archives/security-announce/2009/Nov/msg00001.htmlReflists.apple.com/archives/security-announce/2010/Jun/msg00003.htmlReflists.opensuse.org/opensuse-security-announce/2009-09/msg00001.htmlRefsecunia.com/advisories/35036Refsecunia.com/advisories/36207Refsecunia.com/advisories/36338Refsecunia.com/advisories/36417Refsecunia.com/advisories/36631

How CyberStrike helps

Frequently asked questions

What is CVE-2009-2414?

CVE-2009-2414 is a medium-severity vulnerability affecting xmlsoft libxml. It was published on August 11, 2009 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2009-2414?

This vulnerability has a CVSS 2.0 base score of 4.3, 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-2009-2414?

Check the references section for vendor advisories and patches from xmlsoft. Update libxml 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-2009-2414?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-2414 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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