{"id":"CVE-2023-39535","aliases":["EUVD-2023-43245","GHSA-r22x-56pw-w758"],"status":"published","title":"Improper input validation in BIOS","description":"AMI AptioV contains a vulnerability in BIOS where an Attacker may use an improper input validation via the local network. A successful exploit of this vulnerability may lead to a loss of confidentiality, integrity and availability.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00206,"percentile":0.10701,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2023-11-14T21:23:24Z","modified":"2026-06-17T06:12:32Z","products":[{"vendor":"ami","product":"aptio_v"},{"vendor":"ami","product":"aptiov"}],"references":[{"url":"https://9443417.fs1.hubspotusercontent-na1.net/hubfs/9443417/Security%20Advisories/AMI-SA-2023008.pdf","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39535"},{"url":"https://github.com/advisories/GHSA-r22x-56pw-w758"}],"sources":{"cve":[{"id":"CVE-2023-39535","title":"Improper input validation in BIOS ","description":"AMI AptioV contains a vulnerability in BIOS where an Attacker may use an improper input validation via the local network. A successful exploit of this vulnerability may lead to a loss of confidentiality, integrity and availability.","status":"published","published":"2023-11-14T21:23:24.506Z","modified":"2024-08-29T20:17:59.863Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:33.138994Z"}],"euvd":[{"id":"EUVD-2023-43245","description":"AMI AptioV contains a vulnerability in BIOS where an Attacker may use an improper input validation via the local network. A successful exploit of this vulnerability may lead to a loss of confidentiality, integrity and availability.","status":"published","published":"2023-11-14T21:23:24Z","modified":"2024-08-29T20:17:59Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:56:07.428873Z"}],"ghsa":[{"id":"GHSA-r22x-56pw-w758","title":"AMI AptioV contains a vulnerability in BIOS where an Attacker may use an improper input...","description":"AMI AptioV contains a vulnerability in BIOS where an Attacker may use an improper input validation via the local network. A successful exploit of this vulnerability may lead to a loss of confidentiality, integrity and availability.","status":"published","published":"2023-11-15T00:31:07Z","modified":"2023-11-15T00:31:07Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:55:02.324014Z"}],"nvd":[{"id":"CVE-2023-39535","description":"AMI AptioV contains a vulnerability in BIOS where an Attacker may use an improper input validation via the local network. A successful exploit of this vulnerability may lead to a loss of confidentiality, integrity and availability.","status":"published","published":"2023-11-14T22:15:29.557Z","modified":"2026-06-17T06:12:32.61Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:08:46.647045Z"}]}}