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CVE-2009-2665

10.0 · HIGH

The nsDocument::SetScriptGlobalObject function in content/base/src/nsDocument.cpp in Mozilla Firefox 3.5.x before 3.5.2, when certain add-ons are enabled, does not properly handle a Link HTTP heade…

Published Aug 4, 2009mozillaCWE-94EPSS 2.53%

Overview

CVE-2009-2665 is a high-severity vulnerability affecting mozilla firefox. It was published on August 4, 2009 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The nsDocument::SetScriptGlobalObject function in content/base/src/nsDocument.cpp in Mozilla Firefox 3.5.x before 3.5.2, when certain add-ons are enabled, does not properly handle a Link HTTP header, which allows remote attackers to execute arbitrary JavaScript with chrome privileges via a crafted web page, related to an incorrect security wrapper.

Remediation

Check the references section for vendor advisories and patches from mozilla. Update firefox 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

Refsecunia.com/advisories/36126Refsunsolve.sun.com/search/document.do?assetkey=1-66-266148-1Refwww.mozilla.org/security/announce/2009/mfsa2009-46.htmlRefwww.securityfocus.com/bid/35928Refwww.vupen.com/english/advisories/2009/2142Refbugzilla.mozilla.org/show_bug.cgi?id=498897Refwww.redhat.com/archives/fedora-package-announce/2009-August/msg00198.htmlRefwww.redhat.com/archives/fedora-package-announce/2009-August/msg00261.htmlRefsecunia.com/advisories/36126Refsunsolve.sun.com/search/document.do?assetkey=1-66-266148-1

How CyberStrike helps

Frequently asked questions

What is CVE-2009-2665?

CVE-2009-2665 is a high-severity vulnerability affecting mozilla firefox. It was published on August 4, 2009 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2009-2665?

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-2665?

Check the references section for vendor advisories and patches from mozilla. Update firefox 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-2009-2665?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-2665 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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