Office

    Security Update for Microsoft Office Web Apps 2010 (KB2520047)

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    A security vulnerability exists in Microsoft Office Web Access Companion 2010 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
    • Version:

      1.0

      File Name:

      webapps-kb2520047-fullfile-x64-glb.exe

      Date Published:

      4/11/2011

      File Size:

      106.4 MB

      KB Articles: KB2520047

      Security bulletins:MS11-022

    • Supported Operating System

      Windows Server 2003, Windows Server 2008


        • This update applies to the following product:
          • Microsoft Office Web Apps 2010

        • Supported Windows Installer Version: Windows Installer 3.1 or greater

      • Note: IT professionals should refer to the IT professional resources section.

        Installation instructions
        If you have Microsoft Office Web Apps 2010, do one of the following:

        • Use Microsoft Update (recommended). Microsoft Update consolidates updates provided by Windows Update and Office Update into one location and enables you to choose automatic delivery and installation of high-priority updates.


        • Install Security Update for Microsoft Office Web Apps 2010 (KB2520047). To do this, follow these steps:
          1. Download the .exe file by clicking on the Download button at the top of the page, and then save the file to your hard disk drive.
          2. It is recommended that you quit any programs you are running.

          3. In Windows Explorer, double-click the .exe file that you saved to your hard disk drive, and follow the instructions on the screen.


        IT professional resources
        IT professionals working in managed environments can find complete resources for deploying Office updates in an organization on the Office System Suites and Programs TechCenter.

        The download for this update is available by clicking on the Download button at the top of the page. You can double-click the executable package to begin installation, or extract the patch files (MSP files) by using a command line. The command line and instructions are included in the Knowledge Base article Command line switches for Microsoft Self-Extractor packages (KB912203).

        See the Microsoft Knowledge Base article Description of the Security Update for Microsoft Office Web Apps 2010 (KB2520047) for further information about this update.

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