CVE-2024-7524

Aug. 6, 2024, 4:30 p.m.

Tags

security@mozilla.org
2024-08-06
CVE-2024-7524

Product(s) Impacted

Firefox

  • < 129
  • ESR < 115.14
  • ESR < 128.1

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.

Weaknesses

Date

Published: Aug. 6, 2024, 1:15 p.m.

Last Modified: Aug. 6, 2024, 4:30 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

security@mozilla.org

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1909241
security@mozilla.org
https://www.mozilla.org/security/advisories/mfsa2024-33/
security@mozilla.org
https://www.mozilla.org/security/advisories/mfsa2024-34/
security@mozilla.org
https://www.mozilla.org/security/advisories/mfsa2024-35/
security@mozilla.org