PT-2023-17466 · Unknown · System Management Mode

Andrew Cooper · Published 2023-11-14 · Updated 2023-11-28 · CVE-2023-20571

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions System Management Mode (SMM) (affected versions not specified)

Description A race condition in System Management Mode (SMM) code may allow an attacker using a compromised user space to potentially result in privilege escalation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

CVE-2023-20571

Affected Products

System Management Mode

References · 3

• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-4002 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-20571 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20571 · Security Note