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

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.002 (7.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-33159: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

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.