CVE-2023-20519

3.3LOW

Key Information:

Vendor
Amd
Status
3rd Gen Amd Epyc™ Processors
4th Gen Amd Epyc™ Processors
Vendor
CVE Published:
14 November 2023

Summary

A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest integrity.

Affected Version(s)

3rd Gen AMD EPYC™ Processors x86 various

4th Gen AMD EPYC™ Processors x86 various

References

https://www.amd.com/en/corporate/product-security/bulleti...
vendor-advisory

CVSS V3.1

Score:
3.3
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.