VULNERABILITY INTELLIGENCE
CVE-2024-36347
CVSS score6.4 MEDIUM
EPSS probability0.11%
CISA KEVNot currently listed
Published2025-06-27
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Description
Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious microcode, potentially resulting in loss of integrity of x86 instruction execution, loss of confidentiality and integrity of data in x86 CPU privileged context and compromise of SMM execution environment.
Weakness classification
- psirt@amd.com: CWE-347