{"id":"CVE-2015-2890","aliases":["EUVD-2015-2978","GHSA-v664-mrh9-gw5q"],"status":"published","title":"The BIOS implementation on Dell Latitude, OptiPlex, Precision Mobile Workstation, and Precision...","description":"The BIOS implementation on Dell Latitude, OptiPlex, Precision Mobile Workstation, and Precision Workstation Client Solutions (CS) devices with model-dependent firmware before A21 does not enforce a BIOS_CNTL locking protection mechanism upon being woken from sleep, which allows local users to conduct EFI flash attacks by leveraging console access, a similar issue to CVE-2015-3692.","severity":{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01146,"percentile":0.66951,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2015-08-01T01:00:00Z","modified":"2026-06-17T00:24:55Z","products":[{"vendor":"dell","product":"bios"}],"references":[{"url":"http://www.kb.cert.org/vuls/id/577140","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://www.kb.cert.org/vuls/id/BLUU-9XXQ9L","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-2890"},{"url":"https://github.com/advisories/GHSA-v664-mrh9-gw5q"}],"sources":{"cve":[{"id":"CVE-2015-2890","description":"The BIOS implementation on Dell Latitude, OptiPlex, Precision Mobile Workstation, and Precision Workstation Client Solutions (CS) devices with model-dependent firmware before A21 does not enforce a BIOS_CNTL locking protection mechanism upon being woken from sleep, which allows local users to conduct EFI flash attacks by leveraging console access, a similar issue to CVE-2015-3692.","status":"published","published":"2015-08-01T01:00:00Z","modified":"2024-08-06T05:32:20.35Z","updated_at":"2026-11-02T14:35:41.26549Z"}],"euvd":[{"id":"EUVD-2015-2978","description":"The BIOS implementation on Dell Latitude, OptiPlex, Precision Mobile Workstation, and Precision Workstation Client Solutions (CS) devices with model-dependent firmware before A21 does not enforce a BIOS_CNTL locking protection mechanism upon being woken from sleep, which allows local users to conduct EFI flash attacks by leveraging console access, a similar issue to CVE-2015-3692.","status":"published","published":"2015-08-01T01:00:00Z","modified":"2024-08-06T05:32:20Z","updated_at":"2026-11-03T02:22:10.045369Z"}],"ghsa":[{"id":"GHSA-v664-mrh9-gw5q","title":"The BIOS implementation on Dell Latitude, OptiPlex, Precision Mobile Workstation, and Precision...","description":"The BIOS implementation on Dell Latitude, OptiPlex, Precision Mobile Workstation, and Precision Workstation Client Solutions (CS) devices with model-dependent firmware before A21 does not enforce a BIOS_CNTL locking protection mechanism upon being woken from sleep, which allows local users to conduct EFI flash attacks by leveraging console access, a similar issue to CVE-2015-3692.","status":"published","published":"2022-05-13T01:54:04Z","modified":"2023-02-02T05:02:16Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T14:51:23.915291Z"}],"nvd":[{"id":"CVE-2015-2890","description":"The BIOS implementation on Dell Latitude, OptiPlex, Precision Mobile Workstation, and Precision Workstation Client Solutions (CS) devices with model-dependent firmware before A21 does not enforce a BIOS_CNTL locking protection mechanism upon being woken from sleep, which allows local users to conduct EFI flash attacks by leveraging console access, a similar issue to CVE-2015-3692.","status":"published","published":"2015-08-01T01:59:13.943Z","modified":"2026-06-17T00:24:55.787Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:03:07.96297Z"}]}}