{"id":"CVE-2024-8383","state":"PUBLISHED","title":"Firefox normally asks for confirmation before asking the operating system to find an application to handle a scheme that the browser does not support. It did not ask before doing s","description":"Firefox normally asks for confirmation before asking the operating system to find an application to handle a scheme that the browser does not support. It did not ask before doing so for the Usenet-related schemes news: and snews:. Since most operating systems don't have a trusted newsreader installed by default, an unscrupulous program that the user downloaded could register itself as a handler. The website that served the application download could then launch that application at will. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, and Firefox ESR < 115.15.","publishedAt":"2024-09-03T12:32:18.363Z","updatedAt":"2025-11-04T16:16:03.161Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","source":"CISA-ADP"},"assigner":"mozilla","products":["Mozilla Firefox","Mozilla Firefox ESR"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"130","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"128.2","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"115.15","versionType":"custom"}]}],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=1908496","https://www.mozilla.org/security/advisories/mfsa2024-39/","https://www.mozilla.org/security/advisories/mfsa2024-40/","https://www.mozilla.org/security/advisories/mfsa2024-41/","https://lists.debian.org/debian-lts-announce/2024/09/msg00025.html","https://lists.debian.org/debian-lts-announce/2024/09/msg00012.html"],"weaknesses":["CWE-1188"],"ingestedAt":"2026-10-29T20:08:20.985Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/8xxx/CVE-2024-8383.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-8383","state":"PUBLISHED","datePublished":"2024-09-03T12:32:18.363Z","dateUpdated":"2025-11-04T16:16:03.161Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2024-09-03T06:39:07.566Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Firefox normally asks for confirmation before asking the operating system to find an application to handle a scheme that the browser does not support. It did not ask before doing so for the Usenet-related schemes news: and snews:. Since most operating systems don't have a trusted newsreader installed by default, an unscrupulous program that the user downloaded could register itself as a handler. The website that served the application download could then launch that application at will. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, and Firefox ESR < 115.15."}],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"130","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"128.2","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"115.15","versionType":"custom"}]}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1908496"},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-39/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-40/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-41/"}],"problemTypes":[{"descriptions":[{"description":"Firefox did not ask before openings news: links in an external application","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mozilla","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateUpdated":"2024-09-06T18:31:01.884Z"},"credits":[{"lang":"en","value":"D7"}]},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"mozilla","product":"firefox","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"130","versionType":"custom"}],"cpes":["cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*"]},{"vendor":"mozilla","product":"firefox_esr","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"128.2","versionType":"custom"},{"version":"0","status":"affected","lessThan":"115.15","versionType":"custom"}],"cpes":["cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*"]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-10-30T16:16:58.757351Z","id":"CVE-2024-8383","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1188","type":"CWE","lang":"en","description":"CWE-1188 Initialization of a Resource with an Insecure Default"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-30T16:50:27.066Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00025.html"},{"url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00012.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-04T16:16:03.161Z"}}]}}}