{"id":"CVE-2020-8236","aliases":["EUVD-2020-29108","GHSA-mwjc-vmmg-j6vm"],"status":"published","title":"A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless...","description":"A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0059,"percentile":0.4852,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2020-10-30T18:11:49Z","modified":"2026-10-24T10:30:37Z","products":[{"vendor":"hackerone","product":"nextcloud server"},{"vendor":"nextcloud","product":"nextcloud_server"}],"references":[{"url":"https://hackerone.com/reports/924393","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nextcloud.com/security/advisory/?id=NC-SA-2020-037","tags":["x_refsource_MISC","x_transferred","Broken Link","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-8236"},{"url":"https://github.com/advisories/GHSA-mwjc-vmmg-j6vm"}],"sources":{"cve":[{"id":"CVE-2020-8236","description":"A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it.","status":"published","published":"2020-10-30T18:11:49Z","modified":"2024-08-04T09:56:27.95Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:35:50.545879Z"}],"euvd":[{"id":"EUVD-2020-29108","description":"A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it.","status":"published","published":"2020-10-30T18:11:49Z","modified":"2024-08-04T09:56:27Z","updated_at":"2026-11-03T03:07:57.599144Z"}],"ghsa":[{"id":"GHSA-mwjc-vmmg-j6vm","title":"A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless...","description":"A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it.","status":"published","published":"2022-05-24T17:33:05Z","modified":"2023-01-27T05:06:46Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:42:59.235354Z"}],"nvd":[{"id":"CVE-2020-8236","description":"A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it.","status":"published","published":"2020-11-02T21:15:34.867Z","modified":"2026-06-17T03:26:06.447Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:06:21.80969Z"}],"osv":[{"id":"CVE-2020-8236","description":"A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it.","status":"published","published":"2020-11-02T21:15:34.867Z","modified":"2026-10-24T10:30:37.855535824Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:17.663289Z"}]}}