{"id":"CVE-2024-21781","aliases":["EUVD-2024-19395","GHSA-pcx7-83rx-78c2"],"status":"published","title":"Improper input validation in UEFI firmware for some Intel(R) Processors may allow a privileged...","description":"Improper input validation in UEFI firmware for some Intel(R) Processors may allow a privileged user to enable information disclosure or denial of service via local access.","severity":{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:H/SC:H/SI:N/SA:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00165,"percentile":0.05844,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2024-09-16T16:38:43Z","modified":"2026-06-17T07:10:09Z","references":[{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01071.html"},{"url":"https://security.netapp.com/advisory/ntap-20241011-0009/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-21781"},{"url":"https://security.netapp.com/advisory/ntap-20241011-0009"},{"url":"https://github.com/advisories/GHSA-pcx7-83rx-78c2"}],"sources":{"cve":[{"id":"CVE-2024-21781","description":"Improper input validation in UEFI firmware for some Intel(R) Processors may allow a privileged user to enable information disclosure or denial of service via local access.","status":"published","published":"2024-09-16T16:38:43.83Z","modified":"2025-11-03T21:53:29.387Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:H/SC:H/SI:N/SA:H","level":"high","assessor":"cna"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:34:05.077718Z"}],"euvd":[{"id":"EUVD-2024-19395","description":"Improper input validation in UEFI firmware for some Intel(R) Processors may allow a privileged user to enable information disclosure or denial of service via local access.","status":"published","published":"2024-09-16T16:38:43Z","modified":"2025-11-03T21:53:29Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:H/SC:H/SI:N/SA:H","level":"high"}],"updated_at":"2026-11-02T19:49:30.274226Z"}],"ghsa":[{"id":"GHSA-pcx7-83rx-78c2","title":"Improper input validation in UEFI firmware for some Intel(R) Processors may allow a privileged...","description":"Improper input validation in UEFI firmware for some Intel(R) Processors may allow a privileged user to enable information disclosure or denial of service via local access.","status":"published","published":"2024-09-16T18:31:21Z","modified":"2025-11-04T00:31:26Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:H","level":"high"},{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:H/SC:H/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:04:28.385807Z"}],"nvd":[{"id":"CVE-2024-21781","description":"Improper input validation in UEFI firmware for some Intel(R) Processors may allow a privileged user to enable information disclosure or denial of service via local access.","status":"published","published":"2024-09-16T17:16:03.967Z","modified":"2026-06-17T07:10:09.14Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:H/SC:H/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:10:26.717759Z"}]}}