What is CVE-2021-0114?

CVE-2021-0114 is a medium-severity vulnerability in Intel Atom C3000, classified under Initialization of a Resource with an Insecure Default. CVSS score: 6.7/10. Published 2021-08-16.

How severe is CVE-2021-0114?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Is CVE-2021-0114 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Intel Atom C3000

CVE-2021-0114

Unchecked return value in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.

Published 2021-08-16 · last modified 2026-10-08.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (18.9th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-1188 — Initialization of a Resource with an Insecure Default

Public proof-of-concept exploits

n0-traces/cve_

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-2021-0114?: CVE-2021-0114 is a medium-severity vulnerability in Intel Atom C3000, classified under Initialization of a Resource with an Insecure Default. CVSS score: 6.7/10. Published 2021-08-16.
How severe is CVE-2021-0114?: Medium severity. CVSS v3 base score is 6.7 out of 10.
Is CVE-2021-0114 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.