PT-2021-17011 · Amd · Amd System Management Unit

Published 2021-11-16 · Updated 2021-11-19 · CVE-2021-26331

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 AMD System Management Unit (SMU) (affected versions not specified)

Description The issue allows a malicious user to manipulate mailbox entries, 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.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2021-26331

Affected Products

Amd System Management Unit

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-26331 · Security Note
• https://amd.com/en/corporate/product-security/bulletin/amd-sb-1021 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-26331 · Vendor Advisory
• https://t.me/cvenotify/23489 · Telegram Post