CVE-2023-31352

What it is

A bug in the SEV firmware may allow an attacker with privileges to read unencrypted memory, potentially resulting in loss of guest private data.

At a glance

Exploitability

Can be exploited locally on the machine with an admin-level account. High risk of data exposure.

Exploit odds

0.2% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2025-02-11 23:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 05:56 UTC Last updatedMost recent change to the record

Details

Published

2025-02-11 23:15 UTC

Last modified

2026-06-17 05:56 UTC

Exploit probability

0.2% · EPSS, next 30 days

Weakness

CWE-119 · Buffer errors

Record status

Deferred

Attack profile CVSS 3.1 · 6.0

Attack vector

Local

Complexity

Low

Privileges needed

High

User interaction

None

Scope

Changed

Confidentiality

High

Integrity

None

Availability

None