{"id":"CVE-2023-20599","state":"PUBLISHED","title":"Improper register access control in ASP may allow a privileged attacker to perform unauthorized access to ASP’s Crypto Co-Processor (CCP) registers from x86 resulting in potential ","description":"Improper register access control in ASP may allow a privileged attacker to perform unauthorized access to ASP’s Crypto Co-Processor (CCP) registers from x86 resulting in potential loss of control of cryptographic key pointer/index leading to loss of integrity or confidentiality.","publishedAt":"2025-06-10T16:15:03.641Z","updatedAt":"2026-02-26T17:51:02.287Z","severity":{"score":7.9,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N","source":"AMD"},"assigner":"AMD","products":["AMD AMD EPYC™ 7002 Series Processors","AMD AMD Ryzen™ Threadripper™ 3000 Processors","AMD AMD Ryzen™ Threadripper™ PRO 3000 WX Processors","AMD AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics","AMD AMD EPYC™ Embedded 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