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CVE-2014-1576

7.5 · HIGH

Heap-based buffer overflow in the nsTransformedTextRun function in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 allows remote attackers to execute arb…

Published Oct 15, 2014mozillaCWE-119EPSS 5.09%

Overview

CVE-2014-1576 is a high-severity vulnerability affecting mozilla thunderbird. It was published on October 15, 2014 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Heap-based buffer overflow in the nsTransformedTextRun function in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 allows remote attackers to execute arbitrary code via Cascading Style Sheets (CSS) token sequences that trigger changes to capitalization style.

Remediation

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

Reflists.fedoraproject.org/pipermail/package-announce/2014-November/141796.htmlReflists.fedoraproject.org/pipermail/package-announce/2014-October/141085.htmlReflists.opensuse.org/opensuse-security-announce/2015-01/msg00024.htmlReflists.opensuse.org/opensuse-security-announce/2015-07/msg00031.htmlReflists.opensuse.org/opensuse-updates/2014-11/msg00000.htmlReflists.opensuse.org/opensuse-updates/2014-11/msg00001.htmlReflists.opensuse.org/opensuse-updates/2014-11/msg00002.htmlReflists.opensuse.org/opensuse-updates/2014-11/msg00003.htmlRefrhn.redhat.com/errata/RHSA-2014-1635.htmlRefsecunia.com/advisories/61387

How CyberStrike helps

Frequently asked questions

What is CVE-2014-1576?

CVE-2014-1576 is a high-severity vulnerability affecting mozilla thunderbird. It was published on October 15, 2014 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2014-1576?

This vulnerability has a CVSS 2.0 base score of 7.5, 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-2014-1576?

Check the references section for vendor advisories and patches from mozilla. Update thunderbird 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-2014-1576?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-1576 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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