CVE-2023-20599
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.
Scoring
- Severity
- HIGH
- CVSS base score
- 7.9
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
- EPSS probability
- 0.02%
- CWE
- CWE-1262
- Published
- 2025-06-10
- Last modified
- 2026-03-13
Affected products
- AMD AMD EPYC™ 7002 Series Processors
- AMD AMD Ryzen™ Threadripper™ 3000 Processors
- AMD AMD Ryzen™ Threadripper™ PRO 3000 WX Processors
- AMD AMD Ryzen™ Threadripper™ PRO 3000 WX Processors
- AMD AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics
- AMD AMD EPYC™ Embedded 7002 Series Processors
- AMD AMD EPYC™ Embedded 7003 Series Processors
- AMD AMD Ryzen™ Embedded R1000 Series Processors
Weakness type
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