CVE-2023-20514

HIGH EPSS 3.8%
Published Feb 11, 20264mo ago · Modified Jun 17, 20261w ago
8.7 CVSS 4.0
High
Find Similar
Published Feb 11, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

Improper handling of parameters in the AMD Secure Processor (ASP) could allow a privileged attacker to pass an arbitrary memory value to functions in the trusted execution environment resulting in arbitrary code execution

CVSS Details

Base Score
8.7
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity High
Privileges Required High
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
3.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-233

References 2

  • amd.com https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6024.html
  • amd.com https://www.amd.com/en/resources/product-security/bulletin/Emb-Auto.html

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.