Microsoft Download Center Archive

Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 Service Pack 1 and Windows Server 2008 R2 Service Pack 1

  • Published:
  • Version: 2.0
  • Category: Security Patch
  • Language: English

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

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.

Knowledge Base Articles:
Security Bulletins:

Files

Status: Deleted

This download is no longer available on microsoft.com. The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to April 2023.

Files
Windows6.1-KB2901112-ia64.msu
    Windows6.1-KB2901112-x64.msu
      Windows6.1-KB2901112-x86.msu

        File sizes and hashes are retrieved from the Wayback Machine’s indexes. They may not match the latest versions of files hosted on Microsoft servers.

        System Requirements

        Operating Systems: Windows 7 Service Pack 1, Windows Server 2008 R2 SP1


        Note:

        More information about Service Pack levels currently supported for the platforms listed above can be found in the following page: Microsoft Product Support Lifecycle.

        Installation 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.

        What is this?

        Microsoft regularly deletes downloads for prior versions of Windows, Office, Visual Studio, SQL Server, and countless other products from their Download Center website. Legacy Update catalogues downloads that have been deleted from Microsoft Download Center since 2012.

        Check our Microsoft Download Center Archive homepage or click Random to discover more downloads.

        Deleted downloads are no longer supported by Microsoft, and may have known security vulnerabilities. After installing, check for updates using Legacy Update.

        This page was generated from a snapshot of the Microsoft Download Center made on .
        FamilyId: 769a4328-e593-46ba-8ae5-af5e56217475