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CVE-2024-7524

6.1 · MEDIUM

Firefox adds web-compatibility shims in place of some tracking scripts blocked by Enhanced Tracking Protection.

Published Aug 6, 2024CWE-79EPSS 0.49%

Overview

CVE-2024-7524 is a medium-severity vulnerability. It was published on August 6, 2024 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Firefox adds web-compatibility shims in place of some tracking scripts blocked by Enhanced Tracking Protection. On a site protected by Content Security Policy in "strict-dynamic" mode, an attacker able to inject an HTML element could have used a DOM Clobbering attack on some of the shims and achieved XSS, bypassing the CSP strict-dynamic protection. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, and Firefox ESR < 128.1.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refbugzilla.mozilla.org/show_bug.cgi?id=1909241Refwww.mozilla.org/security/advisories/mfsa2024-33/Refwww.mozilla.org/security/advisories/mfsa2024-34/Refwww.mozilla.org/security/advisories/mfsa2024-35/

How CyberStrike helps

Frequently asked questions

What is CVE-2024-7524?

CVE-2024-7524 is a medium-severity vulnerability. It was published on August 6, 2024 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2024-7524?

This vulnerability has a CVSS 3.1 base score of 6.1, 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-2024-7524?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2024-7524?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-7524 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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