Developer Tools

    .NET Framework 1.1 Service Pack 1 CLR Security Update for Windows 2000, Windows XP, Windows 2003 Server x64/IA64 and Windows 2003 Server R2 x64/IA64, Windows Vista, Windows Server 2008, Windows 7, Windows Server 2008 R2

    Select Language:
    A security issue has been identified that could allow an attacker to compromise your Windows-based system with the Microsoft .NET Framework 1.1 Service Pack 1.
    • Version:

      1.1

      File Name:

      NDP1.1sp1-KB953297-X86.exe

      Date Published:

      10/12/2009

      File Size:

      13.5 MB

      KB Articles: KB953297

      Security bulletins:MS09-061

        A security issue has been identified that could allow an attacker to compromise your Windows-based system with the Microsoft .NET Framework 1.1 Service Pack 1 and gain complete control over it. You can help protect your computer by installing this update from Microsoft.
    • Supported Operating System

      Windows 2000, Windows Server 2003 Itanium-based editions, Windows Server 2003 x64 editions, Windows Server 2008, Windows Vista, Windows XP

        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 KB953297 for more information.

    Popular downloads

    Loading your results, please wait...

    Free PC updates

    • Security patches
    • Software updates
    • Service packs
    • Hardware drivers

    Microsoft suggests

    Download Visual Studio Community 2013 for free.
    Download Visual Studio Community 2013 for free
    Everything you need to create great apps.
    Download now