PT-2023-17462 · Unknown · System Management Mode

Andrew Cooper · Published 2023-11-14 · Updated 2024-10-22 · CVE-2023-20563

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 Insufficient protections in System Management Mode (SMM) code 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-2023-20563

Affected Products

System Management Mode

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2023-20563 · Security Note
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 · Vendor Advisory
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-4002 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-20563 · Vendor Advisory
• https://t.me/cvenotify/99090 · Telegram Post
• https://t.me/cvenotify/71327 · Telegram Post