high
7.5
Advisory Published
Updated

CVE-2022-21911: .NET Framework Denial of Service Vulnerability

First published: Tue Jan 11 2022(Updated: )

.NET Framework Denial of Service Vulnerability.

Credit: secure@microsoft.com secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.2
Microsoft Windows 10
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows Server 2016
All of
Any of
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows Server 2012
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Microsoft Windows 10=1909
All of
Microsoft .NET Framework=4.8
Microsoft Windows Server 2016
All of
Any of
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows 7=sp1
All of
Any of
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows Server 2008=r2-sp1
All of
Any of
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows Server 2012=r2
All of
Any of
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows 8.1
All of
Any of
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows 8.1
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Microsoft Windows 10=1809
All of
Microsoft .NET Framework=4.8
Microsoft Windows 7=sp1
All of
Microsoft .NET Framework=4.8
Microsoft Windows Server 2012
All of
Microsoft .NET Framework=4.8
Microsoft Windows Server 2008=r2-sp1
All of
Microsoft .NET Framework=4.8
Microsoft Windows 8.1
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Microsoft Windows 10=1909
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Microsoft Windows 10=1809
All of
Microsoft .NET Framework=4.8
Microsoft Windows 10=1607
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Microsoft Windows 10=20h2
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Microsoft Windows 10=1909
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows 10=1607
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.2
Microsoft Windows Server 2019
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.2
Microsoft Windows 10
All of
Any of
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows 10=1607
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.2
Microsoft Windows 10=1809
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.2
Microsoft Windows 10=1809
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.2
Microsoft Windows 10=1809
All of
Microsoft .NET Framework=4.5.2
Microsoft Windows Server 2012
All of
Microsoft .NET Framework=4.5.2
Microsoft Windows Server 2008
All of
Microsoft .NET Framework=4.5.2
Microsoft Windows Server 2008
All of
Microsoft .NET Framework=4.5.2
Microsoft Windows 8.1
All of
Microsoft .NET Framework=4.5.2
Microsoft Windows 8.1
All of
Microsoft .NET Framework=4.5.2
Microsoft Windows 7
All of
Microsoft .NET Framework=3.5.1
Microsoft Windows 7
All of
Microsoft .NET Framework=3.5
Any of
Microsoft Windows 8.1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
All of
Microsoft .NET Framework=4.6
Any of
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
All of
Microsoft .NET Framework=2.0-sp2
Any of
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows Server 2016
All of
Microsoft .NET Framework=4.8
Any of
Microsoft Windows 8.1
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
All of
Microsoft .NET Framework=4.8
Any of
Microsoft Windows 8.1
Microsoft Windows Server 2012=r2
All of
Microsoft .NET Framework=4.8
Any of
Microsoft Windows 8.1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Any of
Microsoft Windows 10=20h2
Microsoft Windows 10=21h1
Microsoft Windows 10=21h1
Microsoft Windows 10=21h2
Microsoft Windows 10=21h2
Microsoft Windows 11
Microsoft Windows Server=2022
All of
Microsoft .NET Framework=4.5.2
Any of
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Any of
Microsoft Windows 10=20h2
Microsoft Windows Server=20h2
Microsoft Windows Server 2008=r2-sp1
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.2
Microsoft Windows 10
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft Windows Server 2016
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft Windows Server 2012
Microsoft .NET Framework=4.8
Microsoft Windows 10=1909
Microsoft Windows 7=sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012=r2
Microsoft Windows 8.1
Microsoft Windows 8.1
Microsoft Windows 10=1809
Microsoft Windows 8.1
Microsoft Windows 10=1909
Microsoft Windows 10=1809
Microsoft Windows 10=1607
Microsoft Windows 10=20h2
Microsoft Windows 10=1909
Microsoft Windows Server 2019
Microsoft Windows 10
Microsoft Windows 10=1607
Microsoft Windows 10=1809
Microsoft .NET Framework=4.5.2
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows 8.1
Microsoft Windows 7
Microsoft .NET Framework=3.5.1
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft .NET Framework=2.0-sp2
Microsoft Windows 10=20h2
Microsoft Windows 10=21h1
Microsoft Windows 10=21h1
Microsoft Windows 10=21h2
Microsoft Windows 10=21h2
Microsoft Windows 11
Microsoft Windows Server=2022
Microsoft Windows 10=20h2
Microsoft Windows Server=20h2

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is CVE-2022-21911?

    CVE-2022-21911 is a Denial of Service vulnerability in .NET Framework.

  • Which software versions are affected by CVE-2022-21911?

    Versions 3.5, 4.7.2, 4.6.2, 4.7, 4.7.1, and 4.8 of Microsoft .NET Framework are affected by CVE-2022-21911.

  • What is the severity of CVE-2022-21911?

    CVE-2022-21911 has a severity score of 7.5 (High).

  • How can I fix CVE-2022-21911?

    Apply the security update provided by Microsoft to fix CVE-2022-21911.

  • Where can I find more information about CVE-2022-21911?

    You can find more information about CVE-2022-21911 in the advisory published by Microsoft: [link](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21911).

Company

Resources

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.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203