Fixed: ‘Error Code 401’ No Longer Appears After KB5002316 Installation

KB5002316 Update Summary – Resolving ‘Error Code 401’ Issues

KB5002316 is an important cumulative update for Microsoft Windows Server that addresses several security vulnerabilities and improves system reliability. This update includes improvements to the .NET Framework, IIS, ASP.NET, WCF, and other components. It also resolves a variety of issues reported by users after deploying earlier updates. In addition, KB5002316 enhances compatibility with various software applications and hardware devices. Users are encouraged to apply this update as soon as possible to protect their systems against potential security threats and ensure optimal performance.

KB5002316 Description – Patch Details for ‘Error Code 401’ Resolution

This cumulative update resolves a range of issues across multiple Windows components including: .NET Framework, IIS (Internet Information Services), ASP.NET, WCF (Windows Communication Foundation). The specific patches include fixes for vulnerabilities in the .NET Framework that could allow remote code execution if a user were to view specially crafted content. Additionally, there are improvements made to enhance the stability and performance of web applications hosted on IIS servers. This update also resolves issues related to Kerberos authentication, DNS resolution, and certificate validation, among others. For detailed information about each issue resolved by KB5002316, refer to Microsoft’s official documentation or Security Update Guide.

Howto install KB5002316

  1. Navigate to the Microsoft Update Catalog website using a web browser.
  2. Search for the specific update you need (KB5002316) and download it from the catalog.
  3. Once downloaded, open the CAB file containing the update installation files.
  4. Run the setup.exe file to begin the installation process.
  5. Select “Custom” or “Advanced” installation options if prompted to choose an install option.
  6. FOLLOW THE ON-SCREEN PROMPTS TO COMPLETE THE INSTALLATION.
  7. AFTER INSTALLATION, RESTART YOUR SYSTEM IF REQUIRED BY THE UPDATE PROCESS.

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