{"id":"CVE-2023-20576","aliases":["EUVD-2023-60616","GHSA-r5qj-42x4-3599"],"status":"published","title":"Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM...","description":"Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM data potentially resulting in denial of service or privilege escalation.","severity":{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00116,"percentile":0.01646,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-345"],"published":"2026-09-02T19:42:04Z","modified":"2026-11-10T12:10:00Z","products":[{"vendor":"amd","product":"amd ryzen™ 3000 series desktop processors"},{"vendor":"amd","product":"amd ryzen™ 4000 series desktop processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 5000 series desktop processors"},{"vendor":"amd","product":"amd ryzen™ 5000 series desktop processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 6000 series processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 7000 series processors"},{"vendor":"amd","product":"amd ryzen™ 7020 series processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 7035 series processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 7040 series processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 7045 series mobile processors"},{"vendor":"amd","product":"amd ryzen™ embedded 5000"},{"vendor":"amd","product":"amd ryzen™ embedded v3000"},{"vendor":"amd","product":"amd ryzen™ threadripper™ pro 5000wx processors"}],"references":[{"url":"https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7009.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-20576"},{"url":"https://github.com/advisories/GHSA-r5qj-42x4-3599"}],"sources":{"cve":[{"id":"CVE-2023-20576","description":"Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM data potentially resulting in denial of service or privilege escalation.","status":"published","published":"2026-09-02T19:42:04.606Z","modified":"2026-09-04T19:56:20.899Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:35:13.912858Z"}],"euvd":[{"id":"EUVD-2023-60616","description":"Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM data potentially resulting in denial of service or privilege escalation.","status":"published","published":"2026-09-02T19:42:04Z","modified":"2026-09-04T19:56:20Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T18:01:11.238356Z"}],"ghsa":[{"id":"GHSA-r5qj-42x4-3599","title":"Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM...","description":"Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM data potentially resulting in denial of service or privilege escalation.","status":"published","published":"2026-09-02T21:32:08Z","modified":"2026-09-02T21:32:14Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"high"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T15:11:17.943368Z"}],"nvd":[{"id":"CVE-2023-20576","description":"Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM data potentially resulting in denial of service or privilege escalation.","status":"published","published":"2026-09-02T20:17:32.95Z","modified":"2026-11-10T12:10:00.177Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-345"],"updated_at":"2026-11-10T14:19:26.790498Z"}]}}