{"id":"CVE-2019-9812","state":"PUBLISHED","title":"Given a compromised sandboxed content process due to a separate vulnerability, it is possible to escape that sandbox by loading accounts.firefox.com in that process and forcing a l","description":"Given a compromised sandboxed content process due to a separate vulnerability, it is possible to escape that sandbox by loading accounts.firefox.com in that process and forcing a log-in to a malicious Firefox Sync account. Preference settings that disable the sandbox are then synchronized to the local machine and the compromised browser would restart without the sandbox if a crash is triggered. This vulnerability affects Firefox ESR < 60.9, Firefox ESR < 68.1, and Firefox < 69.","publishedAt":"2020-01-08T21:41:06.000Z","updatedAt":"2024-08-04T22:01:54.689Z","severity":null,"assigner":"mozilla","products":["Mozilla Firefox ESR","Mozilla Firefox"],"affected":[{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"before 60.9","status":"affected"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"before 68.1","status":"affected"}]},{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"before 69","status":"affected"}]}],"references":["https://www.mozilla.org/security/advisories/mfsa2019-25/","https://www.mozilla.org/security/advisories/mfsa2019-27/","https://www.mozilla.org/security/advisories/mfsa2019-26/","https://bugzilla.mozilla.org/show_bug.cgi?id=1538015","https://bugzilla.mozilla.org/show_bug.cgi?id=1538008"],"weaknesses":[],"ingestedAt":"2026-10-29T19:46:15.253Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2019/9xxx/CVE-2019-9812.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2019-9812","state":"PUBLISHED","datePublished":"2020-01-08T21:41:06.000Z","dateUpdated":"2024-08-04T22:01:54.689Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2019-03-14T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Given a compromised sandboxed content process due to a separate vulnerability, it is possible to escape that sandbox by loading accounts.firefox.com in that process and forcing a log-in to a malicious Firefox Sync account. 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This vulnerability affects Firefox ESR < 60.9, Firefox ESR < 68.1, and Firefox < 69."}],"affected":[{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"before 60.9","status":"affected"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"before 68.1","status":"affected"}]},{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"before 69","status":"affected"}]}],"references":[{"url":"https://www.mozilla.org/security/advisories/mfsa2019-25/","tags":["x_refsource_CONFIRM"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2019-27/","tags":["x_refsource_CONFIRM"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2019-26/","tags":["x_refsource_CONFIRM"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1538015","tags":["x_refsource_MISC"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1538008","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"description":"Sandbox escape through Firefox Sync","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mozilla","dateUpdated":"2020-01-08T21:41:06.000Z","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@mozilla.org","ID":"CVE-2019-9812","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Firefox ESR","version":{"version_data":[{"version_value":"before 60.9"}]}},{"product_name":"Firefox ESR","version":{"version_data":[{"version_value":"before 68.1"}]}},{"product_name":"Firefox","version":{"version_data":[{"version_value":"before 69"}]}}]},"vendor_name":"Mozilla"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Given a compromised sandboxed content process due to a separate vulnerability, it is possible to escape that sandbox by loading accounts.firefox.com in that process and forcing a log-in to a malicious Firefox Sync account. 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