CVE-2023-20589
hw: amd: fTPM Voltage Fault Injection
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 8, 2023
Updated · November 22, 2025
Description
A flaw was found in hw. This flaw allows an attacker with specialized hardware and physical access to an impacted device to perform a voltage fault injection attack, compromising the ASP secure boot and potentially leading to arbitrary code execution.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 7.1CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE not specified