PT-2023-8272 · Amd+1 · Amd Processor Firmware+1

Published 2023-11-14 · Updated 2025-02-12 · CVE-2022-23820

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions AMD (affected versions not specified)

Description The issue is related to the implementation of System Management Mode (SMM) in AMD processor firmware, specifically due to insufficient input validation. This could allow a remote attacker to execute arbitrary code by corrupting the SMRAM. The vulnerability is associated with the failure to properly validate the AMD SMM communication buffer.

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

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2024-00339

CVE-2022-23820

OPENSUSE-SU-2024:13475-1

OPENSUSE-SU-2025:14772-1

SUSE-SU-2023:4654-1

SUSE-SU-2023:4655-1

SUSE-SU-2023:4660-1

SUSE-SU-2023:4664-1

SUSE-SU-2023:4665-1

SUSE-SU-2024:2376-1

Affected Products

Amd Processor Firmware

Suse

References · 47

• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4655-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2024:2376-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4665-1 · Vendor Advisory
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-4002 · Vendor Advisory
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4654-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4664-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:13475-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4660-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-23820 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2025:14772-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-23820 · Security Note
• https://bdu.fstec.ru/vul/2024-00339 · Security Note
• https://suse.com/security/cve/CVE-2021-46766 · Note