What’s Vulnerable › Vulnerabilities

CVE-2023-20573: Debug Exception Delivery in Secure Nested Paging

• Severity: low (CVSS 3.2 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: 2024-01-11 · updated 2026-06-17
• Weakness: CWE-693

Description

A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests potentially resulting in guests not receiving expected debug information.

Affected products

• AMD Epyc 7203 Firmware: all versions
• AMD Epyc 7203P Firmware: all versions
• AMD Epyc 72F3 Firmware: all versions
• AMD Epyc 7303 Firmware: all versions
• AMD Epyc 7303P Firmware: all versions
• AMD Epyc 7313 Firmware: all versions
• AMD Epyc 7313P Firmware: all versions
• AMD Epyc 7343 Firmware: all versions
• AMD Epyc 7373X Firmware: all versions
• AMD Epyc 73F3 Firmware: all versions
• AMD Epyc 7413 Firmware: all versions
• AMD Epyc 7443 Firmware: all versions
• AMD Epyc 7443P Firmware: all versions
• AMD Epyc 7453 Firmware: all versions
• AMD Epyc 7473X Firmware: all versions
• AMD Epyc 74F3 Firmware: all versions
• AMD Epyc 7513 Firmware: all versions
• AMD Epyc 7543 Firmware: all versions
• AMD Epyc 7543P Firmware: all versions
• AMD Epyc 7573X Firmware: all versions
• AMD Epyc 75F3 Firmware: all versions
• AMD Epyc 7643 Firmware: all versions
• AMD Epyc 7643P Firmware: all versions
• AMD Epyc 7663 Firmware: all versions
• AMD Epyc 7663P Firmware: all versions
• AMD Epyc 7713 Firmware: all versions
• AMD Epyc 7713P Firmware: all versions
• AMD Epyc 7763 Firmware: all versions
• AMD Epyc 7773X Firmware: all versions
• AMD Epyc 8024P Firmware: all versions

References

• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3006
• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3006

Get alerted when CVE-2023-20573 or the next vulnerability affects your stack