PT-2023-1481 · Amd · Amd Bios

Published 2023-01-10 · Updated 2025-04-07 · CVE-2023-20522

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

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

Description The issue is related to insufficient input validation and incorrect clearing or release of resources in the BIOS microcode of AMD security processors. This could potentially allow a remote attacker to cause a denial of service.

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

DoS

RCE

Improper Resource Release

Weakness Enumeration

CWE-20

CWE-404

Related Identifiers

BDU:2023-00891

CVE-2023-20522

Affected Products

Amd Bios

References · 7

• https://osv.dev/vulnerability/CVE-2023-20522 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-00891 · Security Note
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20522 · Security Note
• https://support.lenovo.com/us/en/product_security/LEN-87730 · Note
• https://t.me/cvenotify/118033 · Telegram Post
• https://vuldb.com/ru/?id.217994 · Note