{"id":"CVE-2024-5690","state":"PUBLISHED","title":"By monitoring the time certain operations take, an attacker could have guessed which external protocol handlers were functional on a user's system. This vulnerability affects Firef","description":"By monitoring the time certain operations take, an attacker could have guessed which external protocol handlers were functional on a user's system. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.","publishedAt":"2024-06-11T12:40:12.752Z","updatedAt":"2025-03-26T14:05:22.811Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","source":"CISA-ADP"},"assigner":"mozilla","products":["Mozilla Firefox","Mozilla Firefox ESR","Mozilla Thunderbird"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"127","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"115.12","versionType":"custom"}]},{"vendor":"Mozilla","product":"Thunderbird","versions":[{"version":"unspecified","status":"affected","lessThan":"115.12","versionType":"custom"}]}],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=1883693","https://lists.debian.org/debian-lts-announce/2024/06/msg00000.html","https://lists.debian.org/debian-lts-announce/2024/06/msg00010.html","https://www.mozilla.org/security/advisories/mfsa2024-25/","https://www.mozilla.org/security/advisories/mfsa2024-26/","https://www.mozilla.org/security/advisories/mfsa2024-28/"],"weaknesses":["CWE-203"],"ingestedAt":"2026-10-29T20:08:12.933Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/5xxx/CVE-2024-5690.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-5690","state":"PUBLISHED","datePublished":"2024-06-11T12:40:12.752Z","dateUpdated":"2025-03-26T14:05:22.811Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2024-06-06T15:05:09.401Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"By monitoring the time certain operations take, an attacker could have guessed which external protocol handlers were functional on a user's system. 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