{"id":"CVE-2021-36284","aliases":["EUVD-2021-22904","GHSA-pw9c-57vv-q8c2"],"status":"published","title":"Dell BIOS contains an Improper Restriction of Excessive Authentication Attempts vulnerability. A...","description":"Dell BIOS contains an Improper Restriction of Excessive Authentication Attempts vulnerability. A local authenticated malicious administrator could exploit this vulnerability to bypass excessive admin password attempt mitigations in order to carry out a brute force attack.","severity":{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00232,"percentile":0.14182,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-307"],"published":"2021-09-28T19:20:24Z","modified":"2026-06-17T03:58:35Z","products":[{"vendor":"dell","product":"cpg bios"},{"vendor":"dell","product":"latitude_5310_2-in-1_firmware"},{"vendor":"dell","product":"latitude_5320_firmware"},{"vendor":"dell","product":"latitude_5400_firmware"},{"vendor":"dell","product":"latitude_5411_firmware"},{"vendor":"dell","product":"latitude_5500_firmware"},{"vendor":"dell","product":"latitude_5511_firmware"},{"vendor":"dell","product":"latitude_5520_firmware"},{"vendor":"dell","product":"latitude_7212_rugged_extreme_tablet_firmware"},{"vendor":"dell","product":"latitude_7280_firmware"},{"vendor":"dell","product":"latitude_7320_firmware"},{"vendor":"dell","product":"latitude_7370_firmware"},{"vendor":"dell","product":"latitude_7420_firmware"},{"vendor":"dell","product":"latitude_7480_firmware"},{"vendor":"dell","product":"latitude_9410_firmware"},{"vendor":"dell","product":"latitude_9510_firmware"},{"vendor":"dell","product":"latitude_9520_firmware"},{"vendor":"dell","product":"optiplex_3080_firmware"},{"vendor":"dell","product":"optiplex_3280_aio_firmware"},{"vendor":"dell","product":"optiplex_7480_aio_firmware"},{"vendor":"dell","product":"precision_3551_ffirmware"},{"vendor":"dell","product":"precision_3640_tower_firmware"}],"references":[{"url":"https://www.dell.com/support/kbdoc/000191495","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-36284"},{"url":"https://github.com/advisories/GHSA-pw9c-57vv-q8c2"}],"sources":{"cve":[{"id":"CVE-2021-36284","description":"Dell BIOS contains an Improper Restriction of Excessive Authentication Attempts vulnerability. A local authenticated malicious administrator could exploit this vulnerability to bypass excessive admin password attempt mitigations in order to carry out a brute force attack.","status":"published","published":"2021-09-28T19:20:24.352Z","modified":"2024-09-17T02:20:32.73Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:33:05.989686Z"}],"euvd":[{"id":"EUVD-2021-22904","description":"Dell BIOS contains an Improper Restriction of Excessive Authentication Attempts vulnerability. A local authenticated malicious administrator could exploit this vulnerability to bypass excessive admin password attempt mitigations in order to carry out a brute force attack.","status":"published","published":"2021-09-28T19:20:24Z","modified":"2024-09-17T02:20:32Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:28:41.388341Z"}],"ghsa":[{"id":"GHSA-pw9c-57vv-q8c2","title":"Dell BIOS contains an Improper Restriction of Excessive Authentication Attempts vulnerability. A...","description":"Dell BIOS contains an Improper Restriction of Excessive Authentication Attempts vulnerability. A local authenticated malicious administrator could exploit this vulnerability to bypass excessive admin password attempt mitigations in order to carry out a brute force attack.","status":"published","published":"2022-05-24T19:15:55Z","modified":"2023-01-30T05:02:30Z","cwes":["CWE-307"],"updated_at":"2026-11-02T14:46:38.945282Z"}],"nvd":[{"id":"CVE-2021-36284","description":"Dell BIOS contains an Improper Restriction of Excessive Authentication Attempts vulnerability. A local authenticated malicious administrator could exploit this vulnerability to bypass excessive admin password attempt mitigations in order to carry out a brute force attack.","status":"published","published":"2021-09-28T20:15:07.623Z","modified":"2026-06-17T03:58:35.66Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/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"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:06:59.314106Z"}]}}