CVE-2023-20599

No fix known EPSS <1%CVSS 7.9

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.

Published 2025-06-10 · CVE record · OSV

Products: AMD EPYC™ 7002 Series Processors, AMD Ryzen™ Threadripper™ 3000 Processors, AMD Ryzen™ Threadripper™ PRO 3000 WX Processors, AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics, AMD EPYC™ Embedded 7002 Series Processors, AMD EPYC™ Embedded 7003 Series Processors, AMD Ryzen™ Embedded R1000 Series Processors, AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ Embedded R2000 Series Processors, AMD Ryzen™ Embedded V1000 Series Processors