{"id":"CVE-2024-21859","aliases":["EUVD-2024-19470","GHSA-vcrj-34mv-cmcg"],"status":"published","title":"Improper buffer restrictions in the UEFI firmware for some Intel(R) Processors may allow a...","description":"Improper buffer restrictions in the UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.","severity":{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00196,"percentile":0.09416,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2025-02-12T21:19:17Z","modified":"2026-06-17T07:10:17Z","references":[{"url":"https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01198.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-21859"},{"url":"https://github.com/advisories/GHSA-vcrj-34mv-cmcg"}],"sources":{"cve":[{"id":"CVE-2024-21859","description":"Improper buffer restrictions in the UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.","status":"published","published":"2025-02-12T21:19:17.737Z","modified":"2025-02-13T19:49:57.497Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:34:04.681315Z"}],"euvd":[{"id":"EUVD-2024-19470","description":"Improper buffer restrictions in the UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.","status":"published","published":"2025-02-12T21:19:17Z","modified":"2025-02-13T19:49:57Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T20:53:30.772675Z"}],"ghsa":[{"id":"GHSA-vcrj-34mv-cmcg","title":"Improper buffer restrictions in the UEFI firmware for some Intel(R) Processors may allow a...","description":"Improper buffer restrictions in the UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.","status":"published","published":"2025-02-13T00:33:04Z","modified":"2025-02-13T00:33:08Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/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":"medium"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:59:54.827515Z"}],"nvd":[{"id":"CVE-2024-21859","description":"Improper buffer restrictions in the UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.","status":"published","published":"2025-02-12T22:15:31.227Z","modified":"2026-06-17T07:10:17.543Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/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":"medium","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:10:44.033107Z"}]}}