{"id":"CVE-2024-7524","state":"PUBLISHED","title":"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\" ","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.","publishedAt":"2024-08-06T12:38:13.921Z","updatedAt":"2025-03-25T16:30:45.591Z","severity":{"score":6.1,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","source":"CISA-ADP"},"assigner":"mozilla","products":["Mozilla Firefox","Mozilla Firefox ESR"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"129","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"115.14","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"128.1","versionType":"custom"}]}],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=1909241","https://www.mozilla.org/security/advisories/mfsa2024-33/","https://www.mozilla.org/security/advisories/mfsa2024-34/","https://www.mozilla.org/security/advisories/mfsa2024-35/"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:08:20.985Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/7xxx/CVE-2024-7524.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-7524","state":"PUBLISHED","datePublished":"2024-08-06T12:38:13.921Z","dateUpdated":"2025-03-25T16:30:45.591Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2024-08-05T23:30:09.092Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"129","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"115.14","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"128.1","versionType":"custom"}]}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1909241"},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-33/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-34/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-35/"}],"problemTypes":[{"descriptions":[{"description":"CSP strict-dynamic bypass using web-compatibility shims","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mozilla","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateUpdated":"2024-08-06T12:38:13.921Z"},"credits":[{"lang":"en","value":"Masato Kinugawa"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-7524","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-08-06T20:09:21.211985Z"}}},{"cvssV3_1":{"scope":"CHANGED","version":"3.1","baseScore":6.1,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","integrityImpact":"LOW","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"LOW"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","type":"CWE","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-03-25T16:30:45.591Z"}}]}}}