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Security Update for Microsoft .NET Framework 4

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A security issue has been identified that could allow an attacker to compromise your Windows-based system that is running the Microsoft .NET Framework and gain complete control over it. You can help protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer.
  • Details

    Note: There are multiple files available for this download. Once you click on the “Download” button, you will be prompted to select the files you need.
    Version:
    Date Published:

    4.0

    8/5/2011

    File name:
    File size:

    NDP40-KB2487367-x86.exe

    2.0 MB

    NDP40-KB2487367-IA64.exe

    2.0 MB

    NDP40-KB2487367-x64.exe

    2.0 MB

    KB Articles: KB2487367
    Security bulletins: MS11-066
      A security issue has been identified that could allow an attacker to compromise your Windows-based system that is running the Microsoft .NET Framework and gain complete control over it. You can help protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer.
  • System Requirements

    Supported Operating System

    Windows 7, Windows Server 2003, Windows Server 2008, Windows Server 2008 R2, Windows Vista, Windows XP

  • Install Instructions

      1. Click the Download button on this page to start the download, or select a different language from the Change language drop-down list and click Change.
      2. Do one of the following:
        • To start the installation immediately, click Run.
        • To save the download to your computer for installation at a later time, click Save.
        • To cancel the installation, click Cancel.
  • Additional Information

      Please see the Knowledge Base Article KB2487367 for more information.

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