CVE-2020-0522

Name: CVE-2020-0522
Creator: NVD / NIST
Published: 2021-02-17T14:15:14.747+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.4/10EPSS 0.24%

Last modified Jun 17, 2026

CVE-2020-0522 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. Improper initialization in the firmware for the Intel(R) Ethernet I210 Controller series of network adapters before version 3.30 may allow a privileged user to potentially enable denial of service via local access.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

Improper initialization in the firmware for the Intel(R) Ethernet I210 Controller series of network adapters before version 3.30 may allow a privileged user to potentially enable denial of service via local access.

Metrics

CVSS 3.1

4.4/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.24%

15.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-665

Affected Software

Vendor	Product	Versions
Intel	Ethernet Controller I210 Firmware	< 3.30

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00318.htmlVendor Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00318.htmlVendor Advisory

Timeline

Published: Feb 17, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-0522?

How severe is CVE-2020-0522?

CVE-2020-0522 has a CVSS score of 4.4/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.

How do I fix CVE-2020-0522?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-0522?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST