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CVE-2009-3382

10.0 · HIGH

layout/base/nsCSSFrameConstructor.cpp in the browser engine in Mozilla Firefox 3.0.x before 3.0.15 does not properly handle first-letter frames, which allows remote attackers to cause a denial of s…

Published Oct 29, 2009mozillaEPSS 10.84%

Overview

CVE-2009-3382 is a high-severity vulnerability affecting mozilla firefox. It was published on October 29, 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

layout/base/nsCSSFrameConstructor.cpp in the browser engine in Mozilla Firefox 3.0.x before 3.0.15 does not properly handle first-letter frames, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors.

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

Refsunsolve.sun.com/search/document.do?assetkey=1-26-272909-1Refwww.mozilla.org/security/announce/2009/mfsa2009-64.htmlRefwww.vupen.com/english/advisories/2009/3334Refbugzilla.mozilla.org/show_bug.cgi?id=514960Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11219Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5581Refsunsolve.sun.com/search/document.do?assetkey=1-26-272909-1Refwww.mozilla.org/security/announce/2009/mfsa2009-64.htmlRefwww.vupen.com/english/advisories/2009/3334Refbugzilla.mozilla.org/show_bug.cgi?id=514960

How CyberStrike helps

Frequently asked questions

What is CVE-2009-3382?

CVE-2009-3382 is a high-severity vulnerability affecting mozilla firefox. It was published on October 29, 2009 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2009-3382?

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-2009-3382?

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-2009-3382?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-3382 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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