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Vulnerability record · CVE-2023-20514 · published 11 February 2026

CVE-2023-20514: Improper handling of parameters in the AMD Secure Processor (ASP) could allow a privileged attacker to pass an…

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

8.7 CVSS 4.0 High EPSS 0.15% · top 96.8% CWE-233 · CWE-233 Deferred
8.7CVSS 4.0 base score
0.15%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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: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:

References

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Source: NIST National Vulnerability Database (record CVE-2023-20514), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.