What’s Vulnerable › Vulnerabilities

CVE-2023-20599

• Severity: high (CVSS 7.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-10 · updated 2026-06-17
• Weakness: CWE-1262

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.

Affected products

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

References

• https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7039.html

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