Developer Tools

    Security Update for Microsoft .NET Framework 4.5 Developer Preview on Windows Server 2008 Service Pack 2, Windows 7 Service Pack 1, and Windows Server 2008 R2 Service Pack 1

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    A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it.
    • 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:

      4.5

      File Name:

      NDP45-KB2638804-x86.exe

      NDP45-KB2638804-x64.exe

      Date Published:

      2/12/2012

      File Size:

      2.9 MB

      2.9 MB

      KB Articles: KB2638804

      Security bulletins:MS12-016

        A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system.
    • System Requirements
      Supported Operating System

      Windows 7, Windows Server 2008, Windows Server 2008 R2

        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.
      • Please see the Knowledge Base Article KB2638804 for more information.

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