CVE-2024-36347

MEDIUM EPSS 0.9%
Published Jun 27, 20251y ago · Modified Jun 17, 20261w ago
6.4 CVSS 3.1
Medium
Find Similar
Published Jun 27, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
6.4
Exploitability
0.5
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
0.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-347

References 1

  • amd.com https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7033.html

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.