{"id":"CVE-2020-12423","state":"PUBLISHED","title":"When the Windows DLL \"webauthn.dll\" was missing from the Operating System, and a malicious one was placed in a folder in the user's %PATH%, Firefox may have loaded the DLL, leading","description":"When the Windows DLL \"webauthn.dll\" was missing from the Operating System, and a malicious one was placed in a folder in the user's %PATH%, Firefox may have loaded the DLL, leading to arbitrary code execution. *Note: This issue only affects the Windows operating system; other operating systems are unaffected.* This vulnerability affects Firefox < 78.","publishedAt":"2020-07-09T14:39:37.000Z","updatedAt":"2024-08-04T11:56:51.761Z","severity":null,"assigner":"mozilla","products":["Mozilla Firefox"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"78","versionType":"custom"}]}],"references":["https://www.mozilla.org/security/advisories/mfsa2020-24/","https://bugzilla.mozilla.org/show_bug.cgi?id=1642400","http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html","http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html"],"weaknesses":[],"ingestedAt":"2026-10-29T19:46:27.697Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/12xxx/CVE-2020-12423.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-12423","state":"PUBLISHED","datePublished":"2020-07-09T14:39:37.000Z","dateUpdated":"2024-08-04T11:56:51.761Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2020-04-28T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"When the Windows DLL \"webauthn.dll\" was missing from the Operating System, and a malicious one was placed in a folder in the user's %PATH%, Firefox may have loaded the DLL, leading to arbitrary code execution. *Note: This issue only affects the Windows operating system; 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