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Windows 7: KB4506976 Security Only Update for .NET Framework 3.5.1 for Windows 7

1 Week Ago   #1
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64-bit Windows 10 Pro
 
 
KB4506976 Security Only Update for .NET Framework 3.5.1 for Windows 7

Quote:
Security Only Update for .NET Framework 3.5.1 for Windows 7 SP1 and Server 2008 R2 SP1 (KB4506976)

Applies to:
Microsoft .NET Framework 3.5.1

Summary

A remote code execution vulnerability exists in .NET software when the software fails to check the source markup of a file. An Authentication Bypass vulnerability exists in WCF and WIF, allowing signing of SAML tokens with arbitrary symmetric keys. This vulnerability allows an attacker to impersonate another user. The vulnerability exists in WCF, WIF 3.5 and above in .NET Framework, WIF 1.0 component in Windows, WIF Nuget package, and WIF implementation in Sharepoint. An information disclosure vulnerability exists when Exchange and Azure Active Directory allow creation of entities with Display Names having non-printable characters.

To learn more about the vulnerabilities, go to the following Common Vulnerabilities and Exposures (CVE).
Additional information about this update

The following articles contain additional information about this update as it relates to individual product versions.
  • 4507411 Description of the Security Only Update for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 7 SP1 and Server 2008 R2 SP1 and Server 2008 SP2 (KB4507411)
How to obtain and install the update

Method 1: Microsoft Update Catalog

To get the standalone package for this update, go to the Microsoft Update Catalog.

Method 2: Windows Software Update Services (WSUS)

On your WSUS server, follow these steps:
  • Select Start, select Administrative Tools, and then select Microsoft Windows Server Update Services 3.0.
  • Expand ComputerName, and then select Action.
  • Select Import Updates.
  • WSUS opens a browser window in which you may be prompted to install an ActiveX control. You must install the ActiveX control to continue.
  • After the ActiveX control is installed, you see the Microsoft Update Catalog screen. Type 4507411 into the Search box, and then select Search.
  • Locate the .NET Framework packages that match the operating systems, languages, and processors in your environment. Select Add to add them to your basket.
  • After you select all the packages that you require, select View Basket.
  • To import the packages to your WSUS server, select Import.
  • After the packages are imported, select Close to return to WSUS.
The updates are now available for installation through WSUS.

Update deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

20190709 Security update deployment information: July 9, 2019

Update removal information

Note We do not recommend that you remove any security update. To remove this update, use the Programs and Features item in Control Panel.

Update restart information

This update does not require a system restart after you apply it unless files that are being updated are locked or are being used.

Update replacement information

This update replaces previously released updates 4457914.


Source: https://support.microsoft.com/en-us/...ramework-3-5-1

See also:
Direct download links for KB4506976 MSU file from Microsoft Update Catalog:

Download KB4506976 MSU for Security Only Update for .NET Framework 3.5.1 for Windows 7 32-bit (x86) - 3.1 MB

Download KB4506976 MSU for Security Only Update for .NET Framework 3.5.1 for Windows 7 64-bit (x64) - 3.2 MB


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 KB4506976 Security Only Update for .NET Framework 3.5.1 for Windows 7




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