{"id":"CVE-2023-20522","aliases":["EUVD-2023-24701","GHSA-4434-6fgr-q9c4"],"status":"published","title":"Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially...","description":"Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially cause a denial of service.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00657,"percentile":0.51897,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2023-01-10T20:56:58Z","modified":"2026-06-17T05:30:15Z","products":[{"vendor":"amd","product":"2nd gen epyc"},{"vendor":"amd","product":"3rd gen epyc"},{"vendor":"amd","product":"milanpi_firmware"},{"vendor":"amd","product":"romepi_firmware"}],"references":[{"url":"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032","tags":["vendor-advisory","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-20522"},{"url":"https://github.com/advisories/GHSA-4434-6fgr-q9c4"}],"sources":{"cve":[{"id":"CVE-2023-20522","description":"Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially cause a denial of service.\n","status":"published","published":"2023-01-10T20:56:58.039Z","modified":"2025-04-07T15:48:03.371Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:13.368958Z"}],"euvd":[{"id":"EUVD-2023-24701","description":"Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially cause a denial of service.\n","status":"published","published":"2023-01-10T20:56:58Z","modified":"2025-04-07T15:48:03Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:41.16494Z"}],"ghsa":[{"id":"GHSA-4434-6fgr-q9c4","title":"Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially...","description":"Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially cause a denial of service.","status":"published","published":"2023-01-11T09:30:30Z","modified":"2023-01-27T05:06:28Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:42:55.562029Z"}],"nvd":[{"id":"CVE-2023-20522","description":"Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially cause a denial of service.\n","status":"published","published":"2023-01-11T08:15:13.643Z","modified":"2026-06-17T05:30:15.383Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:07:45.305824Z"}]}}