HOMEVULNERABILITIESCVE-2023-20514
HIGH

CVE-2023-20514

CWE-233Published: February 11, 2026· Updated: Feb 11, 2026

8.7
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:0.5th

Official 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

NVD Source

Technical Analysis

CVE-2023-20514 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityHigh
Privileges Req.High
User InteractionNone
ScopeX
Impact
Confidentiality
Integrity
Availability
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

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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All References (2)

Quick Facts

CVE IDCVE-2023-20514
CVSS Score8.7 / 10
SeverityHIGH
WeaknessCWE-233
CISA KEVNo
EPSS (30d)0.01%
PublishedFeb 11, 2026

Related CVEs (CWE-233)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-20514 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.