What is CVE-2021-33159?

CVE-2021-33159 is a high-severity vulnerability in Intel Active Management Technology Firmware, classified under Improper Authentication. CVSS score: 7.4/10. Published 2022-11-11.

How severe is CVE-2021-33159?

High severity. CVSS v3 base score is 7.4 out of 10.

Auth bypass in Intel Active Management Technology Firmware

CVE-2021-33159

Improper authentication in subsystem for Intel(R) AMT before versions 11.8.93, 11.22.93, 11.12.93, 12.0.92, 14.1.67, 15.0.42, 16.1.25 may allow a privileged user to potentially enable escalation of privilege via local access.

Vulnerability class: Broken Authentication

EPSS: 0.002 (7.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:H.

Affected products

Intel Active_management_technology_firmware
N/a Intel(r) Amt — versions before versions 11.8.93, 11.22.93, 11.12.93, 12.0.92, 14.1.67, 15.0.42, 16.1.25

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

secure@intel.com (Vendor Advisory)

Frequently asked questions

What is CVE-2021-33159?: CVE-2021-33159 is a high-severity vulnerability in Intel Active Management Technology Firmware, classified under Improper Authentication. CVSS score: 7.4/10. Published 2022-11-11.
How severe is CVE-2021-33159?: High severity. CVSS v3 base score is 7.4 out of 10.