{"id":"GHSA-wvpv-ffcv-r6cw","summary":"Internal NCryptDecrypt method could be used externally from WindowsHello library.","details":"### Impact\nEvery user of the library before version 1.0.4.\n\n### Patches\nPatched in 1.0.4+.\n\n### Workarounds\nNone.\n\n### References\nhttps://github.com/SeppPenner/WindowsHello/issues/3\n\n### For more information\nIt this library is used to encrypt text and write the output to a txt file, another executable could be able to decrypt the text using the static method NCryptDecrypt from this same library  without the need to use Windows Hello Authentication again.","aliases":["CVE-2020-11005"],"modified":"2026-09-10T03:48:44.105172497Z","published":"2020-04-14T23:09:13Z","database_specific":{"cwe_ids":["CWE-288"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2020-04-14T22:26:38Z","nvd_published_at":null},"references":[{"type":"WEB","url":"https://github.com/SeppPenner/WindowsHello/security/advisories/GHSA-wvpv-ffcv-r6cw"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11005"},{"type":"WEB","url":"https://github.com/SeppPenner/WindowsHello/issues/3"}],"affected":[{"package":{"name":"HaemmerElectronics.SeppPenner.WindowsHello","ecosystem":"NuGet","purl":"pkg:nuget/HaemmerElectronics.SeppPenner.WindowsHello"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.4"}]}],"versions":["1.0.0","1.0.0.1","1.0.2","1.0.3"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/04/GHSA-wvpv-ffcv-r6cw/GHSA-wvpv-ffcv-r6cw.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}