CVE-2023-20592

6.5MEDIUM

Key Information

Vendor
AMD
Status
1st Gen AMD EPYC™ Processors
2nd Gen AMD EPYC™ Processors
3rd Gen AMD EPYC™ Processors
Vendor
CVE Published:
14 November 2023

Summary

Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU leading to a potential loss of guest virtual machine (VM) memory integrity.

Affected Version(s)

1st Gen AMD EPYC™ Processors = various

2nd Gen AMD EPYC™ Processors = various

3rd Gen AMD EPYC™ Processors = various

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published.

  • Vulnerability Reserved.

Collectors

NVD DatabaseMitre Database
.