{"id":"CVE-2021-46746","aliases":["EUVD-2021-33402","GHSA-xqmq-3744-539p"],"status":"published","title":"Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE)...","description":"Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE) may allow a privileged attacker with access to AMD signing\nkeys to c006Frrupt the return address, causing a\nstack-based buffer overrun, potentially leading to a denial of service.","severity":{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00154,"percentile":0.04536,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2024-08-13T16:50:51Z","modified":"2026-06-17T04:15:25Z","products":[{"vendor":"amd","product":"amd athlon™ 3000 series desktop processors with radeon™ graphics"},{"vendor":"amd","product":"amd athlon™ 3000 series mobile  processors with radeon™ graphics"},{"vendor":"amd","product":"amd epyc™ 7001 processors"},{"vendor":"amd","product":"amd epyc™ 7002 processors"},{"vendor":"amd","product":"amd epyc™ 7003 processors"},{"vendor":"amd","product":"amd epyc™ 9004 processors"},{"vendor":"amd","product":"amd epyc™ embedded 3000 series processors"},{"vendor":"amd","product":"amd epyc™ embedded 7002 series processors"},{"vendor":"amd","product":"amd epyc™ embedded 7003 series processors"},{"vendor":"amd","product":"amd epyc™ embedded 9003 series processors"},{"vendor":"amd","product":"amd ryzen™ 3000 series desktop processors"},{"vendor":"amd","product":"amd ryzen™ 3000 series mobile processor with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 3000 series processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 4000 series desktop processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 4000 series mobile processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 5000 series desktop processor with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 5000 series desktop processors"},{"vendor":"amd","product":"amd ryzen™ 5000 series mobile processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 5000 series processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 6000 series processors with radeon™ graphics"},{"vendor":"amd","product":"amd ryzen™ 7000 series desktop 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™ 7045 series mobile processors"},{"vendor":"amd","product":"amd ryzen™ embedded 5000 series processors"},{"vendor":"amd","product":"amd ryzen™ embedded 7000 series processors"},{"vendor":"amd","product":"amd ryzen™ embedded r1000 series processors"},{"vendor":"amd","product":"amd ryzen™ embedded r2000 series processors"},{"vendor":"amd","product":"amd ryzen™ embedded v1000 series processors"},{"vendor":"amd","product":"amd ryzen™ embedded v2000 series processors"},{"vendor":"amd","product":"amd ryzen™ embedded v3000 series processors"},{"vendor":"amd","product":"amd ryzen™ threadripper™ 3000 series processors"},{"vendor":"amd","product":"amd ryzen™ threadripper™ pro 3000wx series processors"},{"vendor":"amd","product":"amd ryzen™ threadripper™ pro 5000wx processors"}],"references":[{"url":"https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-46746"},{"url":"https://github.com/advisories/GHSA-xqmq-3744-539p"}],"sources":{"cve":[{"id":"CVE-2021-46746","description":"Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE) may allow a privileged attacker with access to AMD signing\nkeys to c006Frrupt the return address, causing a\nstack-based buffer overrun, potentially leading to a denial of service.","status":"published","published":"2024-08-13T16:50:51.023Z","modified":"2024-10-31T13:57:25.237Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:33:02.930115Z"}],"euvd":[{"id":"EUVD-2021-33402","description":"Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE) may allow a privileged attacker with access to AMD signing\nkeys to c006Frrupt the return address, causing a\nstack-based buffer overrun, potentially leading to a denial of service.","status":"published","published":"2024-08-13T16:50:51Z","modified":"2024-10-31T13:57:25Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H","level":"medium"}],"updated_at":"2026-11-03T00:05:13.496556Z"}],"ghsa":[{"id":"GHSA-xqmq-3744-539p","title":"Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE)...","description":"Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE) may allow a privileged attacker with access to AMD signing\nkeys to c006Frrupt the return address, causing a\nstack-based buffer overrun, potentially leading to a denial of service.","status":"published","published":"2024-08-13T18:31:15Z","modified":"2024-10-31T15:30:58Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:58:40.284843Z"}],"nvd":[{"id":"CVE-2021-46746","description":"Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE) may allow a privileged attacker with access to AMD signing\nkeys to c006Frrupt the return address, causing a\nstack-based buffer overrun, potentially leading to a denial of service.","status":"published","published":"2024-08-13T17:15:17.787Z","modified":"2026-06-17T04:15:25.42Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:07:08.629518Z"}]}}