{"id":"CVE-2018-6686","aliases":["EUVD-2018-18433","GHSA-prcq-gffq-r32v"],"status":"published","title":"Drive Encryption (MDE) - Authentication Bypass vulnerability","description":"Authentication Bypass vulnerability in TPM autoboot in McAfee Drive Encryption (MDE) 7.1.0 and above allows physically proximate attackers to bypass local security protection via specific set of circumstances.","severity":{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.00242,"percentile":0.15451,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2018-07-27T13:00:00Z","modified":"2026-06-17T02:02:12Z","products":[{"vendor":"mcafee","product":"drive encryption (mde)"},{"vendor":"mcafee","product":"drive_encryption"}],"references":[{"url":"https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10242","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-6686"},{"url":"https://github.com/advisories/GHSA-prcq-gffq-r32v"}],"sources":{"cve":[{"id":"CVE-2018-6686","title":"Drive Encryption (MDE) - Authentication Bypass vulnerability","description":"Authentication Bypass vulnerability in TPM autoboot in McAfee Drive Encryption (MDE) 7.1.0 and above allows physically proximate attackers to bypass local security protection via specific set of circumstances.","status":"published","published":"2018-07-27T13:00:00Z","modified":"2024-08-05T06:10:10.705Z","cvss":[{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:05.961936Z"}],"euvd":[{"id":"EUVD-2018-18433","description":"Authentication Bypass vulnerability in TPM autoboot in McAfee Drive Encryption (MDE) 7.1.0 and above allows physically proximate attackers to bypass local security protection via specific set of circumstances.","status":"published","published":"2018-07-27T13:00:00Z","modified":"2024-08-05T06:10:10Z","cvss":[{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-03T02:40:07.640255Z"}],"ghsa":[{"id":"GHSA-prcq-gffq-r32v","title":"Authentication Bypass vulnerability in TPM autoboot in McAfee Drive Encryption (MDE) 7.1.0 and...","description":"Authentication Bypass vulnerability in TPM autoboot in McAfee Drive Encryption (MDE) 7.1.0 and above allows physically proximate attackers to bypass local security protection via specific set of circumstances.","status":"published","published":"2022-05-13T01:31:56Z","modified":"2023-01-27T21:31:15Z","cvss":[{"version":"3.0","score":6.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:43:22.817498Z"}],"nvd":[{"id":"CVE-2018-6686","description":"Authentication Bypass vulnerability in TPM autoboot in McAfee Drive Encryption (MDE) 7.1.0 and above allows physically proximate attackers to bypass local security protection via specific set of circumstances.","status":"published","published":"2018-07-27T13:29:00.38Z","modified":"2026-06-17T02:02:12.42Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"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":"2026-11-02T14:04:35.310988Z"}]}}