Developer Tools

Security Update for Microsoft .NET Framework 3.5.1 on 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:

    3.5.1

    File Name:

    Windows6.1-KB2756921-x86.msu

    Windows6.1-KB2756921-ia64.msu

    Windows6.1-KB2756921-x64.msu

    Date Published:

    01/08/2013

    File Size:

    5.2 MB

    3.6 MB

    5.3 MB

    KB Articles: KB2756921

    Security bulletins:MS13-004

      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.
  • Supported Operating Systems:

    Windows 7 Service Pack 1, Windows Server 2008 R2 SP1

      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 KB2756921 for more information.

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