PT-2023-12738 · Unknown+1 · System Management Mode+1

Published 2023-11-14 · Updated 2025-02-26 · CVE-2022-23821

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

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

Description The issue is related to improper access control in System Management Mode (SMM), which may allow an attacker to write to SPI ROM, potentially leading to arbitrary code execution.

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

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

BDU:2025-03388

CVE-2022-23821

Affected Products

Red Os

System Management Mode

References · 10

• https://osv.dev/vulnerability/CVE-2022-23821 · Vendor Advisory
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-23821 · Security Note
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-4002 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-03388 · Security Note
• https://amd.com/en/resources/product-security/bulletin/amd-sb-5001.html · Note
• https://redos.red-soft.ru/support/secure/uyazvimosti/support/secure/uyazvimosti/uyazvimost-linux-firmware-cve-2022-23821 · Note
• https://t.me/cvenotify/61907 · Telegram Post
• https://redos.red-soft.ru/support/secure/uyazvimosti/uyazvimost-linux-firmware-cve-2022-23821/?sphrase_id=756843 · Note
• https://t.me/cvenotify/71322 · Telegram Post