PT-2023-1471 · Amd · Amd System Management Unit

Published 2023-01-10 · Updated 2023-01-20 · CVE-2023-20532

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions AMD System Management Unit (SMU) (affected versions not specified)

Description The issue is related to insufficient input validation in the System Management Unit (SMU) of AMD processors. This may allow an attacker to improperly lock resources, potentially resulting in a denial of service. The vulnerability can be exploited by a remote attacker.

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:2023-00878

CVE-2023-20532

Affected Products

Amd System Management Unit

References · 5

• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20532 · Security Note
• https://bdu.fstec.ru/vul/2023-00878 · Security Note
• https://osv.dev/vulnerability/CVE-2023-20532 · Vendor Advisory
• https://support.lenovo.com/us/en/productsecurity/LEN-87730 · Note