Applies to:
Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2
Note:
Revised Jun 15, 2023 to correct the wording of the known issue to X.509 certificate
Revised on Jun 20, 2023 to fix the link for CVE-2023-32030
REMINDER Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 have reached the end of mainstream support and are now in extended security update (ESU) support.
Starting in July 2020, there will no longer be optional, non-security releases (known as "C" releases) for this operating system. Operating systems in extended support have only cumulative monthly security updates (known as the "B" or Update Tuesday release).
Verify that you have installed the required updates listed in the How to get this update section before installing this update.　
Customers who have purchased the Extended Security Update (ESU) for on-premises versions of these operating systems must follow the procedures in KB4522133 to continue receiving security updates after extended support ends on January 14, 2020.　For more information on ESU and which editions are supported, see KB4497181. For more information, see the ESU blog.
REMINDER All updates for .NET Framework 4.7.2, 4.7.1, 4.7, 4.6.2, 4.6.1, and 4.6 require that the d3dcompiler_47.dll update is installed. We recommend that you install the included d3dcompiler_47.dll update before you apply this update. For more information about the d3dcompiler_47.dll, see KB 4019990.
If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.
The June 13, 2023 update for Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 and Windows Server 2008 SP2 includes security improvements in .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2. We recommend that you apply this update as part of your regular maintenance routines. Verify that you have installed the required updates listed in the How to get this update section before installing this update.
Summary
CVE-2023-24897 - .NET Framework Remote Code Execution Vulnerability
This security update addresses a vulnerability in the MSDIA SDK where corrupted PDBs can cause heap overflow, leading to a crash or remove code execution. For more information see CVE-2023-24897.
CVE-2023-24895 - .NET Framework Remote Code Execution Vulnerability
This security update addresses a vulnerability in the WPF XAML parser where an unsandboxed parser can lead to remote code execution. For more information see CVE-2023-24895.
CVE-2023-24936 - .NET Framework Elevation of Privilege Vulnerability
This security update addresses a vulnerability in bypass restrictions when deserializing a DataSet or DataTable from XML, leading to an elevation of privilege. For more information see CVE-2023-24936.
CVE-2023-29331 - .NET Framework Denial of Service Vulnerability
This security update addresses a vulnerability where the AIA fetching process for client certificates can lead to denial of service. For more information see CVE 2023-29331.
CVE-2023-32030 - .NET Framework Denial of Service Vulnerability
This security update addresses a vulnerability where X509Certificate2 file handling can lead to denial of service. For more information see CVE-2023-32030.
Additional information about this update
The following articles contain additional information about this update as it relates to individual product versions.
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5027534 Description of the Security Only Update for .NET Framework 2.0, 3.0, 4.6.2 for Windows Server 2008 SP2 (KB5027534)
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5027531 Description of the Security Only Update for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 (KB5027531)
Known issues in this update
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Symptom |
This update may impact how .NET Framework runtime imports X.509 Certificates. For more information about this issue, see KB5025823 |
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Workaround |
To mitigate this issue, see KB5025823. |
How to get this update
Before installing this update
Prerequisite:
To apply this update, you must have .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 installed.
You must install the updates listed below and restart your device before installing the latest Rollup. Installing these updates improves the reliability of the update process and mitigates potential issues while installing the Rollup and applying Microsoft security fixes.
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Operating System |
Prerequisites for installing this update |
|---|---|
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Windows Server 2008 SP2 |
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Windows Embedded 7 Standard and Windows Server 2008 R2 |
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Install this update
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Release Channel |
Available |
Next Step |
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Windows Update and Microsoft Update |
No |
See the other options below. |
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Microsoft Update Catalog |
Yes |
To get the standalone package for this update, go to the Microsoft Update Catalog website. |
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Windows Server Update Services (WSUS) |
Yes |
This individual .NET Framework product update will be installed, as applicable, by applying the operating system update. For more information about operating system updates see additional information about this update section. |
Restart requirement
You may need to restart the computer after you apply this update if any affected files are being used. We recommend that you exit all .NET Framework-based applications before you apply this update.
Update deployment information
For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:
20230613 Security update deployment information: June 13, 2023
File Information
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x86 |
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x64 |
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How to obtain help and support for this update
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Help for installing updates: Windows Update FAQ
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Protect yourself online and at home: Windows Security support
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Local support according to your country: International Support
