{"id":"CVE-2018-8566","aliases":["EUVD-2018-20183","GHSA-pgjg-jrw5-x67g"],"status":"published","title":"A security feature bypass vulnerability exists when Windows improperly suspends BitLocker Device...","description":"A security feature bypass vulnerability exists when Windows improperly suspends BitLocker Device Encryption, aka \"BitLocker Security Feature Bypass Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows Server 2019, Windows 10 Servers.","severity":{"version":"3.0","score":4.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01062,"percentile":0.64847,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2018-11-14T01:00:00Z","modified":"2026-06-17T02:05:06Z","products":[{"vendor":"microsoft","product":"windows 10"},{"vendor":"microsoft","product":"windows 10 servers"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8566","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/105806","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-8566"},{"url":"https://github.com/advisories/GHSA-pgjg-jrw5-x67g"}],"sources":{"cve":[{"id":"CVE-2018-8566","description":"A security feature bypass vulnerability exists when Windows improperly suspends BitLocker Device Encryption, aka \"BitLocker Security Feature Bypass Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows Server 2019, Windows 10 Servers.","status":"published","published":"2018-11-14T01:00:00Z","modified":"2024-08-05T07:02:25.635Z","updated_at":"2026-11-02T14:35:04.172099Z"}],"euvd":[{"id":"EUVD-2018-20183","description":"A security feature bypass vulnerability exists when Windows improperly suspends BitLocker Device Encryption, aka \"BitLocker Security Feature Bypass Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows Server 2019, Windows 10 Servers.","status":"published","published":"2018-11-14T01:00:00Z","modified":"2024-08-05T07:02:25Z","updated_at":"2026-11-03T02:40:02.008103Z"}],"ghsa":[{"id":"GHSA-pgjg-jrw5-x67g","title":"A security feature bypass vulnerability exists when Windows improperly suspends BitLocker Device...","description":"A security feature bypass vulnerability exists when Windows improperly suspends BitLocker Device Encryption, aka \"BitLocker Security Feature Bypass Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows Server 2019, Windows 10 Servers.","status":"published","published":"2022-05-13T01:53:46Z","modified":"2023-02-02T05:02:24Z","cvss":[{"version":"3.0","score":4.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T14:51:26.066709Z"}],"nvd":[{"id":"CVE-2018-8566","description":"A security feature bypass vulnerability exists when Windows improperly suspends BitLocker Device Encryption, aka \"BitLocker Security Feature Bypass Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows Server 2019, Windows 10 Servers.","status":"published","published":"2018-11-14T01:29:01.567Z","modified":"2026-06-17T02:05:06.817Z","cvss":[{"version":"3.0","score":4.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:04:47.196456Z"}]}}