What’s Vulnerable › Vulnerabilities

CVE-2023-20564:

• Severity: medium (CVSS 6.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-15 · updated 2026-06-17
• Weakness: CWE-20

Description

Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD Ryzen™ Master may permit a privileged attacker to perform memory reads/writes potentially leading to a loss of confidentiality or arbitrary kernel execution.

Affected products

• AMD Ryzen™ Master: before 2.11.2.2659 — fixed in 2.11.2.2659
• AMD Ryzen Master Monitoring Sdk: before august_2023 — fixed in august_2023

How to fix

Upgrade to a fixed version: AMD Ryzen™ Master 2.11.2.2659; AMD Ryzen Master Monitoring Sdk august_2023. Check the vendor advisory for mitigations.

References

• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7004
• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7004

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