CVE-2023-20591 MEDIUM

CVE-2023-20591

Published August 13, 2024
Last update March 13, 2025

CVSS base score

6.5/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Improper re-initialization of IOMMU during the DRTM event may permit an untrusted platform configuration to persist, allowing an attacker to read or modify hypervisor memory, potentially resulting in loss of confidentiality, integrity, and availability.

Key dates

02Disclosure timeline

August 13, 2024 CVE published
March 13, 2025 Record updated