CVE-2021-28310: Win32k Elevation of Privilege Vulnerability

Published Apr 13, 2021
·
Updated

Microsoft Windows Win32k contains an unspecified vulnerability that allows for privilege escalation.

Other sources

Win32k Elevation of Privilege Vulnerability

NVD

Affected Software

18 affected components
Microsoft Win32k
Microsoft Windows 10 1803
Microsoft Windows 10 1809
Microsoft Windows 10 1909
Microsoft Windows 10 2004
Microsoft Windows 10 20h2
Microsoft Windows Server 1909
Microsoft Windows Server 2004
Microsoft Windows Server 2019
Microsoft Windows Server 20h2
Microsoft Windows 10=20h2
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows Server 2016=20h2
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004

Event History

Apr 13, 2021
CVE Published
via MITRE·07:32 PM
Data Sourced
via MITRE·07:32 PM
DescriptionSeverity
Data Sourced
via NVD·08:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Nov 3, 2021
Known Exploited
via CISA·12:00 AM
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2021-28310?

CVE-2021-28310 is classified as a critical vulnerability due to its potential for privilege escalation.

2

How do I fix CVE-2021-28310?

To fix CVE-2021-28310, ensure that all relevant Microsoft Windows updates are promptly installed.

3

Which versions of Windows are affected by CVE-2021-28310?

CVE-2021-28310 affects multiple versions of Microsoft Windows 10 and Windows Server, including 1803, 1809, 1909, 2004, and 20H2.

4

What is the impact of CVE-2021-28310?

The impact of CVE-2021-28310 allows unauthorized users to gain elevated privileges on affected systems.

5

Is there a workaround for CVE-2021-28310?

Currently, there are no recommended workarounds for CVE-2021-28310, and applying updates is the best mitigation.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203