CVE-2024-21312: .NET Framework Denial of Service Vulnerability

Published Jan 9, 2024
·
Updated

.NET Framework Denial of Service Vulnerability

Affected Software

76 affected componentsFixes available
Microsoft .NET Framework=4.6.2, =4.7, =4.7.1, =4.7.2
Patch available
Microsoft .NET Framework=3.5
Patch available
Microsoft .NET Framework=3.5
Patch available
Microsoft .NET Framework=4.8
Patch available
Microsoft .NET Framework=4.6.2, =4.7, =4.7.1, =4.7.2
Patch available
Microsoft .NET Framework=4.8
Patch available
Microsoft .NET Framework=4.6.2, =4.7, =4.7.1, =4.7.2
Patch available
Microsoft .NET Framework=3.5, =4.7.2
Patch available
Microsoft .NET Framework=4.8
Patch available
Microsoft .NET Framework=3.5, =4.8
Patch available
Microsoft .NET Framework=3.5, =4.7.2
Patch available
Microsoft .NET Framework=3.5, =4.8.1
Patch available
Microsoft .NET Framework=3.5, =4.8
Patch available
Microsoft .NET Framework=3.5, =4.8
Patch available
Microsoft .NET Framework=3.5, =4.8.1
Patch available
Microsoft .NET Framework=3.5, =4.8.1
Patch available
Microsoft .NET Framework=3.5, =4.8
Patch available
Microsoft .NET Framework=3.5, =4.8.1
Patch available
Microsoft .NET Framework=3.5, =4.8.1
Patch available
All of the following
Microsoft .NET Framework=3.5
Any of the following
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
All of the following
Any of the following
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8.1
Any of the following
Microsoft Windows 10 21h2
Microsoft Windows 10 22h2
Microsoft Windows 11 21h2
Microsoft Windows 11 22h2
Microsoft Windows 11 23h2
Microsoft Windows Server 2022
All of the following
Any of the following
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Any of the following
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
All of the following
Any of the following
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.2
Any of the following
Microsoft Windows 10 1607
Microsoft Windows 10 1809
Microsoft Windows Server 2016
Microsoft Windows Server 2019
All of the following
Microsoft .NET Framework=4.8
Any of the following
Microsoft Windows 10 1607
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
All of the following
Any of the following
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Any of the following
Microsoft Windows 10 1809
Microsoft Windows 10 21h2
Microsoft Windows 10 22h2
Microsoft Windows 11 21h2
Microsoft Windows Server 2019
Microsoft Windows Server 2022
Microsoft .NET Framework=3.5
3.0.50727.8976
Microsoft .NET Framework=3.5
3.0.50727.8976
Microsoft .NET Framework=3.5, =4.8.1
4.8.09214.01
Microsoft .NET Framework=3.5, =4.8.1
4.8.09214.01
Microsoft .NET Framework=3.5, =4.8.1
4.8.09214.01
Microsoft .NET Framework=4.6.2, =4.7, =4.7.1, =4.7.2
3.0.50727.8976
Microsoft .NET Framework=3.5, =4.8.1
4.8.09214.01
Microsoft .NET Framework=3.5, =4.8.1
4.8.09214.01
Microsoft .NET Framework=4.6.2, =4.7, =4.7.1, =4.7.2
4.7.04081.03
Microsoft .NET Framework=4.6.2, =4.7, =4.7.1, =4.7.2
4.7.04081.02
Microsoft .NET Framework=3.5, =4.7.2
10.0.14393.6614
Microsoft .NET Framework=3.5, =4.7.2
4.7.04081.03
Microsoft .NET Framework=3.5, =4.8
4.8.04690.02
Microsoft .NET Framework=3.5, =4.8
4.8.04690.02
Microsoft .NET Framework=3.5, =4.8
4.8.04690.02
Microsoft .NET Framework=3.5, =4.8
4.8.04690.02
Microsoft .NET Framework=3.5, =4.8
4.8.04690.02
Microsoft .NET Framework=4.8
4.8.04690.02
Microsoft .NET Framework=4.8
4.8.04690.02
Microsoft .NET Framework=4.8
4.8.04690.02

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 3.0.50727.8976Patch KB5034278
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 3.0.50727.8976Patch KB5034279
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.09214.01Patch KB5033920
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.09214.01Patch KB5034275
  5. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.09214.01Patch KB5034274
  6. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.09214.01Patch KB5034272
  7. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.09214.01Patch KB5034276
  8. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.7.04081.03Patch KB5034278
  9. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.7.04081.02Patch KB5034269
  10. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.14393.6614Patch KB5034119
  11. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.7.04081.03Patch KB5034273
  12. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.04690.02Patch KB5034275
  13. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.04690.02Patch KB5034276
  14. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.04690.02Patch KB5034274
  15. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.04690.02Patch KB5034272
  16. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.04690.02Patch KB5034273
  17. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.04690.02Patch KB5034279
  18. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.04690.02Patch KB5034278
  19. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 4.8.04690.02Patch KB5033910

Event History

Jan 9, 2024
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·08:00 AM
Affected Software
Updated
via Microsoft·08:00 AM
Affected Software
Updated
via Microsoft·08:00 AM
Description
CVE Published
via MITRE·05:57 PM
Data Sourced
via MITRE·05:57 PM
DescriptionSeverity
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2024-21312?

CVE-2024-21312 is classified as a Denial of Service vulnerability in the .NET Framework.

2

How do I fix CVE-2024-21312?

To fix CVE-2024-21312, you should apply the appropriate patches provided by Microsoft for the affected versions of .NET Framework.

3

Which versions of .NET Framework are affected by CVE-2024-21312?

CVE-2024-21312 affects .NET Framework versions 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, and 4.8.1.

4

What are the potential impacts of CVE-2024-21312?

The potential impact of CVE-2024-21312 is service disruption leading to application unavailability due to Denial of Service.

5

Is there a workaround for CVE-2024-21312?

Currently, the best approach to mitigate CVE-2024-21312 is to update to a patched version of the .NET Framework.

Company

Resources

Contact

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