What is CVE-2021-0092?

CVE-2021-0092 is a medium-severity vulnerability in Intel Atom C3308, classified under Uncontrolled Resource Consumption. CVSS score: 4.4/10. Published 2022-02-09.

How severe is CVE-2021-0092?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Resource exhaustion in Intel Atom C3308

CVE-2021-0092

Improper access control in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable a denial of service via local access.

Vulnerability class: DoS (Denial of Service)

Published 2022-02-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (14.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

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

Affected products

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00527.html (Vendor Advisory)
security.netapp.com/advisory/ntap-20220210-0007/ (Third Party Advisory)

Frequently asked questions

What is CVE-2021-0092?: CVE-2021-0092 is a medium-severity vulnerability in Intel Atom C3308, classified under Uncontrolled Resource Consumption. CVSS score: 4.4/10. Published 2022-02-09.
How severe is CVE-2021-0092?: Medium severity. CVSS v3 base score is 4.4 out of 10.