CVE-2021-0188

Name: CVE-2021-0188
Creator: NVD / NIST
Published: 2022-05-12T17:15:08.597+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2021-0188 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Return of pointer value outside of expected range in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

Return of pointer value outside of expected range in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.27%

17.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Intel	Xeon E3-1558l V5 Firmware	All versions
Intel	Xeon E3-1565l V5 Firmware	All versions
Intel	Xeon E3-1578l V5 Firmware	All versions
Intel	Xeon E3-1585 V5 Firmware	All versions
Intel	Xeon E3-1585l V5 Firmware	All versions
Intel	Xeon E3-1515m V5 Firmware	All versions
Intel	Xeon E3-1545m V5 Firmware	All versions
Intel	Xeon E3-1575m V5 Firmware	All versions
Intel	Xeon E3-1220 V5 Firmware	All versions
Intel	Xeon E3-1225 V5 Firmware	All versions
Intel	Xeon E3-1230 V5 Firmware	All versions
Intel	Xeon E3-1235l V5 Firmware	All versions
Intel	Xeon E3-1240 V5 Firmware	All versions
Intel	Xeon E3-1240l V5 Firmware	All versions
Intel	Xeon E3-1245 V5 Firmware	All versions
Intel	Xeon E3-1260l V5 Firmware	All versions
Intel	Xeon E3-1268l V5 Firmware	All versions
Intel	Xeon E3-1270 V5 Firmware	All versions
Intel	Xeon E3-1275 V5 Firmware	All versions
Intel	Xeon E3-1280 V5 Firmware	All versions
Intel	Xeon E3-1505l V5 Firmware	All versions
Intel	Xeon E3-1505m V5 Firmware	All versions
Intel	Xeon E3-1535m V5 Firmware	All versions
Intel	Xeon E3-1285 V6 Firmware	All versions
Intel	Xeon E3-1501l V6 Firmware	All versions
Intel	Xeon E3-1501m V6 Firmware	All versions
Intel	Xeon E3-1220 V6 Firmware	All versions
Intel	Xeon E3-1225 V6 Firmware	All versions
Intel	Xeon E3-1230 V6 Firmware	All versions
Intel	Xeon E3-1240 V6 Firmware	All versions
Intel	Xeon E3-1245 V6 Firmware	All versions
Intel	Xeon E3-1270 V6 Firmware	All versions
Intel	Xeon E3-1275 V6 Firmware	All versions
Intel	Xeon E3-1280 V6 Firmware	All versions
Intel	Xeon E3-1505l V6 Firmware	All versions
Intel	Xeon E3-1505m V6 Firmware	All versions
Intel	Xeon E3-1535m V6 Firmware	All versions

References

https://security.netapp.com/advisory/ntap-20220818-0003/Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.htmlVendor Advisory
https://security.netapp.com/advisory/ntap-20220818-0003/Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00601.htmlVendor Advisory

Timeline

Published: May 12, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-0188?

Return of pointer value outside of expected range in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

How severe is CVE-2021-0188?

CVE-2021-0188 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2021-0188?

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-2021-0188?

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

Scan your code now

Source: NVD / NIST