{"id":"CVE-2021-43177","details":"As a result of an incomplete fix for CVE-2015-7225, in versions of devise-two-factor prior to 4.0.2 it is possible to reuse a One-Time-Password (OTP) for one (and only one) immediately trailing interval. CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N)","aliases":["GHSA-jm35-h8q2-73mp"],"modified":"2026-08-27T08:40:55.384753Z","published":"2022-04-11T20:15:16.037Z","references":[{"type":"ADVISORY","url":"https://github.com/tinfoil/devise-two-factor/security/advisories/GHSA-jm35-h8q2-73mp"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/devise-two-factor/devise-two-factor","events":[{"introduced":"0"},{"fixed":"1e43084994467e78ec35cac374ec3113aa931aed"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"4.0.2"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:tinfoilsecurity:devise-two-factor:*:*:*:*:*:*:*:*"}}],"versions":["v4.0.1","v4.0.0","v3.1.0","v3.0.2","v3.0.1","v3.0.0","v2.1.0","v2.0.1","v1.1.0","v1.0.2","v1.0.1","v1.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-43177.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}