{"id":"CVE-2021-38299","details":"Webauthn Framework 3.3.x before 3.3.4 has Incorrect Access Control. An attacker that controls a user's system is able to login to a vulnerable service using an attached FIDO2 authenticator without passing a check of the user presence.","aliases":["GHSA-6whf-q6p5-84wg"],"modified":"2026-04-10T04:36:46.243797Z","published":"2021-09-27T06:15:07.910Z","references":[{"type":"ADVISORY","url":"https://github.com/web-auth/webauthn-framework/releases"},{"type":"ADVISORY","url":"https://www.fzi.de/en/news/news/detail-en/artikel/fsa-2021-1-fehlende-ueberpruefung-von-user-presence-in-webauthn-framework/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/web-auth/webauthn-framework","events":[{"introduced":"0"},{"fixed":"705a487ee31e88a7abd2546abf4144aa52722a97"},{"introduced":"b16d567e9a82a84cd7981872b67a58e45562f220"},{"fixed":"572e239c5702667ca52487faf861abc768a46308"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"3.2.9"},{"introduced":"3.3.0"},{"fixed":"3.3.4"}]}}],"versions":["v1.0.0","v1.0.1","v1.1.0","v1.1.0-alpha1","v2.0.0","v2.0.0-alpha1","v2.0.1","v2.0.2","v2.0.3","v2.1.0","v2.1.1","v2.1.2","v2.1.3","v2.1.4","v2.1.5","v2.1.6","v2.1.7","v3.0.0","v3.0.1","v3.0.2","v3.2.0","v3.2.1","v3.2.2","v3.2.3","v3.2.4","v3.2.5","v3.2.6","v3.2.7","v3.2.8","v3.3.0","v3.3.1","v3.3.2","v3.3.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-38299.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}