Key management errors in AMD products - CVE-2024-21981

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Main Vulnerability Database Vulnerabilities #VU97947

Key management errors in AMD products - CVE-2024-21981

Published: October 2, 2024


Vulnerability identifier: #VU97947
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-21981
CWE-ID: CWE-320
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: AMD
Affected software:
1st Gen AMD EPYC Processors
2nd Gen AMD EPYC Processors
3rd Gen AMD EPYC Processors

Detailed vulnerability description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper key usage control in AMD Secure Processor (ASP). A local user with arbitrary code execution privilege in ASP can extract ASP cryptographic keys.


How to mitigate CVE-2024-21981

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

According to vendor's statement this vulnerability will not be fixed.


Sources