{"id":"CVE-2021-46779","aliases":["EUVD-2021-33435","GHSA-jr89-38hw-mr2v"],"status":"published","title":"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application...","description":"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00181,"percentile":0.07697,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-787"],"published":"2023-01-10T20:56:52Z","modified":"2026-06-17T04:15:33Z","products":[{"vendor":"amd","product":"1st gen epyc"},{"vendor":"amd","product":"2nd gen epyc"},{"vendor":"amd","product":"3rd gen epyc"},{"vendor":"amd","product":"milanpi_firmware"},{"vendor":"amd","product":"naplespi_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-2021-46779"},{"url":"https://github.com/advisories/GHSA-jr89-38hw-mr2v"}],"sources":{"cve":[{"id":"CVE-2021-46779","description":"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.\n","status":"published","published":"2023-01-10T20:56:52.789Z","modified":"2025-04-09T14:47:59.765Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:33:02.930115Z"}],"euvd":[{"id":"EUVD-2021-33435","description":"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.\n","status":"published","published":"2023-01-10T20:56:52Z","modified":"2025-04-09T14:47:59Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:38.716764Z"}],"ghsa":[{"id":"GHSA-jr89-38hw-mr2v","title":"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application...","description":"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.","status":"published","published":"2023-01-11T09:30:30Z","modified":"2025-04-09T15:33:08Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high"}],"cwes":["CWE-20","CWE-787"],"updated_at":"2026-11-02T15:01:02.112182Z"}],"nvd":[{"id":"CVE-2021-46779","description":"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.\n","status":"published","published":"2023-01-11T08:15:13.213Z","modified":"2026-06-17T04:15:33.54Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:07.323379Z"}]}}