What is the severity of CVE-2022-21971?

CVE-2022-21971 has a CVSS Base Score of 7.8/10 and is classified as High severity. It is important to assess the risk based on your specific environment.

How do I fix CVE-2022-21971?

Remediation typically involves updating the affected software products to the latest patched version. Refer to the 'Affected Products' and 'Remediation' sections on this page for specific mitigation steps and vendor advisories.

Home→Vulnerabilities→CVE-2022-21971

Active Exploitation

CVE-2022-21971

Windows Runtime Remote Code Execution Vulnerability

Share this vulnerability:

⚠️

Confirmed Active Exploitation

This vulnerability is listed in the CISA KEV Catalog. Federal agencies are mandated to patch immediately. Immediate remediation is required.

Exploitation Probability (EPSS)

Critical Priority

87.10%

The Exploit Prediction Scoring System (EPSS) uses machine learning to estimate the probability that a vulnerability will be exploited in the wild within the next 30 days.

0% (Theoretical)100% (Certainty)

7-Day Exploitation Trend

Vulnerability Timeline

2 events

Feb 9, 2022

Vulnerability Disclosed

Published to component-level vulnerability database.

Feb 24, 2025

Last Updated

Record updated with new analysis or tags.

Threat Actor Attribution

PREMIUM INTEL

Associated Groups:Lazarus Group, APT28

Ransomware Campaigns:LockBit 3.0, BlackCat

IoCs (Indicators):14 IPs, 3 Hashes

Remediation & Mitigation

SOLUTION

Official patches and mitigation steps are available for this vulnerability.

# Update Command
apt-get update && apt-get upgrade -y specific-package
# Verify installation
dpkg -l | grep package-name

Affected Products

9 Total

microsoft/windows_10_1809All Versions

microsoft/windows_10_1909All Versions

microsoft/windows_10_20h2All Versions

microsoft/windows_10_21h1All Versions

microsoft/windows_10_21h2All Versions

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21971Microsoft

PatchVendor Advisory

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21971Microsoft

PatchVendor Advisory

Am I Vulnerable?

Check your domain or package.json for CVE-2022-21971 exposure.

Share This Page

Help others discover this vulnerability information

Vulnerability Details

CVSS Base Score

7.8/ 10

Vector

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

Published Date

Feb 9, 2022

Last Modified

Feb 24, 2025

Need API Access?

Integrate this data into your SOAR platform.

View Plans →

Need Manual Validation?

Automated scanners flag false positives. Get a manual pentest validation for this CVE.