CVE-2023-31346

Failure to initializememory in SEV Firmware may allow a privileged attacker to access stale datafrom other guests.

Affected

AMD · 3rd Gen AMD EPYC™ Processors · 4th Gen AMD EPYC™ Processors

CVSS v3.1 NVD

6.0 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

EPSS

0.31% chance of exploitation in the next 30 days, 22nd percentile

Published

2024-02-13

Updated

2025-03-20

Proof-of-concept exploits (1)

• Freax13/cve-2023-31346-poc1★ · 2023-09-03

Security advisories

• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3007

References

• CVE Record
• NVD entry

Related

• CVE-2023-20573
• CVE-2023-31355
• CVE-2023-46813
• CVE-2024-21978
• CVE-2024-21980