PT-2023-17464 · Unknown · System Management Mode

Andrew Cooper · Published 2023-11-14 · Updated 2024-02-13 · CVE-2023-20565

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/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 The issue is related to insufficient protections in System Management Mode (SMM) code, which may allow an attacker to potentially enable escalation of privilege via local access.

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

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

CVE-2023-20565

Affected Products

System Management Mode

References · 4

• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-4002 · Vendor Advisory
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-20565 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20565 · Security Note