CVE-2023-31356

MEDIUM EPSS 9.9%

Published Aug 13, 20241y ago · Modified Jun 17, 20261w ago

4.4 CVSS 3.1

Medium

Published Aug 13, 2024 1y ago

Last Modified Jun 17, 2026 1w ago

Description

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity.

CVSS Details

Base Score

4.4

Exploitability

0.8

Impact

3.6

Vector string

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Attack Vector Local

Attack Complexity Low

Privileges Required High

User Interaction None

Scope Unchanged

Confidentiality None

Integrity High

Availability None

Threat Intelligence

EPSS Exploit Probability

9.9% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-459

References 2

amd.com https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html
amd.com https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5004.html

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.