PT-2021-9509 · Unknown · Scp-Firmware+1

Cfir Cohen + 2 · Published 2021-11-16 · Updated 2022-10-06 · CVE-2020-12944

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 ASP Firmware (affected versions not specified) PSP Firmware (affected versions not specified)

Description The issue is related to insufficient validation of BIOS image length, which could lead to arbitrary code execution. This affects the firmware's ability to properly verify the length of BIOS images, potentially allowing malicious code to be executed.

Recommendations For ASP Firmware, at the moment, there is no information about a newer version that contains a fix for this vulnerability. For PSP Firmware, 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-2020-12944

Affected Products

Ap Firmware

Scp-Firmware

References · 4

• https://osv.dev/vulnerability/CVE-2020-12944 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-12944 · Security Note
• https://amd.com/en/corporate/product-security/bulletin/amd-sb-1027 · Vendor Advisory
• https://t.me/cvenotify/23449 · Telegram Post