{"id":"CVE-2023-22351","aliases":["EUVD-2023-26514","GHSA-gjx4-p4f2-33wq"],"status":"published","title":"Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to...","description":"Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00145,"percentile":0.03766,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2024-09-16T16:38:45Z","modified":"2026-06-17T05:35:08Z","products":[{"vendor":"ieisystem","product":"uefi_firmware"}],"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-2023-22351"},{"url":"https://security.netapp.com/advisory/ntap-20241011-0009"},{"url":"https://github.com/advisories/GHSA-gjx4-p4f2-33wq"}],"sources":{"cve":[{"id":"CVE-2023-22351","description":"Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.","status":"published","published":"2024-09-16T16:38:45.783Z","modified":"2025-11-03T21:47:16.914Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L","level":"medium","assessor":"cna"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:35:16.126506Z"}],"euvd":[{"id":"EUVD-2023-26514","description":"Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.","status":"published","published":"2024-09-16T16:38:45Z","modified":"2025-11-03T21:47:16Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L","level":"medium"}],"updated_at":"2026-11-02T19:49:31.25882Z"}],"ghsa":[{"id":"GHSA-gjx4-p4f2-33wq","title":"Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to...","description":"Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.","status":"published","published":"2024-09-16T18:31:21Z","modified":"2025-11-04T00:31:25Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L/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":6.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:L","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:04:28.385807Z"}],"nvd":[{"id":"CVE-2023-22351","description":"Out-of-bounds write in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.","status":"published","published":"2024-09-16T17:15:58.62Z","modified":"2026-06-17T05:35:08.33Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L/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":6.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:09:19.052418Z"}]}}