{"id":"CVE-2025-20034","aliases":["EUVD-2025-14585","GHSA-9fjw-43mf-j5mq"],"status":"published","title":"Improper input validation in the BackupBiosUpdate UEFI firmware SmiVariable driver for the Intel...","description":"Improper input validation in the BackupBiosUpdate UEFI firmware SmiVariable driver for the Intel(R) Server D50DNP and M50FCP boards before version R01.02.0003 may allow a privileged user to potentially enable information disclosure via local access.","severity":{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00168,"percentile":0.0627,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2025-05-13T21:01:46Z","modified":"2026-06-17T08:40:33Z","references":[{"url":"https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01269.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-20034"},{"url":"https://github.com/advisories/GHSA-9fjw-43mf-j5mq"}],"sources":{"cve":[{"id":"CVE-2025-20034","description":"Improper input validation in the BackupBiosUpdate UEFI firmware SmiVariable driver for the Intel(R) Server D50DNP and M50FCP boards before version R01.02.0003 may allow a privileged user to potentially enable information disclosure via local access.","status":"published","published":"2025-05-13T21:01:46.644Z","modified":"2025-05-14T14:03:51.557Z","cvss":[{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/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-20"],"updated_at":"2026-11-02T14:32:25.186422Z"}],"euvd":[{"id":"EUVD-2025-14585","description":"Improper input validation in the BackupBiosUpdate UEFI firmware SmiVariable driver for the Intel(R) Server D50DNP and M50FCP boards before version R01.02.0003 may allow a privileged user to potentially enable information disclosure via local access.","status":"published","published":"2025-05-13T21:01:46Z","modified":"2025-05-14T14:03:51Z","cvss":[{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T20:32:47.93917Z"}],"ghsa":[{"id":"GHSA-9fjw-43mf-j5mq","title":"Improper input validation in the BackupBiosUpdate UEFI firmware SmiVariable driver for the Intel...","description":"Improper input validation in the BackupBiosUpdate UEFI firmware SmiVariable driver for the Intel(R) Server D50DNP and M50FCP boards before version R01.02.0003 may allow a privileged user to potentially enable information disclosure via local access.","status":"published","published":"2025-05-13T21:30:55Z","modified":"2025-05-13T21:31:03Z","cvss":[{"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"},{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/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"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:02:16.545482Z"}],"nvd":[{"id":"CVE-2025-20034","description":"Improper input validation in the BackupBiosUpdate UEFI firmware SmiVariable driver for the Intel(R) Server D50DNP and M50FCP boards before version R01.02.0003 may allow a privileged user to potentially enable information disclosure via local access.","status":"published","published":"2025-05-13T21:16:04.477Z","modified":"2026-06-17T08:40:33.683Z","cvss":[{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/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-20"],"updated_at":"2026-11-02T14:11:07.176032Z"}]}}