What is CVE-2025-20044?

CVE-2025-20044 is a medium-severity vulnerability in Intel(r) Tdx Module Firmware, classified under Improper Locking. CVSS score: 4.1/10. Published 2025-08-12.

How severe is CVE-2025-20044?

Medium severity. CVSS v3 base score is 4.1 out of 10.

Vulnerability in Intel(r) Tdx Module Firmware

CVE-2025-20044

Improper locking for some Intel(R) TDX Module firmware before version 1.5.13 may allow a privileged user to potentially enable escalation of privilege via local access.

EPSS: 0.001 (0.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.1 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N.

Affected products

N/a Intel(r) Tdx Module Firmware — versions before version 1.5.13

Weakness classification (CWE)

CWE-667 — Improper Locking

References

secure@intel.com

Frequently asked questions

What is CVE-2025-20044?: CVE-2025-20044 is a medium-severity vulnerability in Intel(r) Tdx Module Firmware, classified under Improper Locking. CVSS score: 4.1/10. Published 2025-08-12.
How severe is CVE-2025-20044?: Medium severity. CVSS v3 base score is 4.1 out of 10.