Security Update for Outlook 2003 (KB892843)

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    A security vulnerability exists in Microsoft Office Outlook 2003 that could allow arbitrary code to run when opening a maliciously modified e-mail. This update resolves that vulnerability.
    • Details
      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.


      File Name:






      Date Published:


      File Size:

      8.5 MB

      8.5 MB

      8.5 MB

      8.5 MB

      8.5 MB

      KB Articles: KB892843

        You can get specific information about this update in the Microsoft Knowledge Base article Description of the Security Update for Outlook 2003 (KB892843).

        Important: For complete Outlook 2003 functionality when using an Office 2003 Multilingual User Interface Pack, you will need to install both this download and Security Update for Office 2003 Multilingual User Interface Pack (KB892843).

        Users of the Indonesian, Malay, Urdu, and Vietnamese versions of Outlook 2003:
        Download and install the appropriate version of the following packages:
        Indonesian: office2003-KB892843-FullFile-IND.exe
        Malay: office2003-KB892843-FullFile-MSL.exe
        Urdu: office2003-KB892843-FullFile-URD.exe
        Vietnamese: office2003-KB892843-FullFile-VIE.exe
    • System Requirements
      Supported Operating System

      Windows 2000 Service Pack 3, Windows Server 2003, Windows XP

        • This update applies to the following product: Microsoft Office Outlook 2003

        Note: This full-file update (office2003-kb892843-fullfile-enu.exe) installs successfully on Office 2003 installations at Service Pack 2 or Service Pack 1 level.
      • Note: Administrators should refer to the Administrator resources section.

        Installation instructions
        If you have Microsoft Office Outlook 2003, do one of the following:

        • Use the Microsoft Update detection web site (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.

        • Use Office Update on the Office Online Web site. Office Update automatically detects Office and prompts you to install updates and service packs that bring Office programs up-to-date.

        • Install Security Update for Outlook 2003 (KB892843). To do this, follow these steps:
          1. Download one of the .exe files by using the links at the bottom of the page, and then save the file to your hard disk drive.
            • office2003-kb892843-fullfile-enu.exe: You might need to provide the installation source during patch installation if you have previously updated your product.
          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.

        Administrator resources
        Administrators working in managed environments can find complete resources for deploying Office updates in an organization on the Office Admin Update Center. On that site, scroll down and look under the Update Resources section for the product version you are updating.

        The downloads for this update are under the Files in this Download section below. 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 (197147): Command-Line Switches For IExpress Software Update Packages.

        See the Microsoft Knowledge Base article Description of the Security Update for Outlook 2003 (KB892843) for further information about this update.
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