Microsoft Download Center Archive

Security Update for Exchange 5.5 (KB828489)

  • Published:
  • Version:
  • Category: Update
  • Language: English

This update addresses the vulnerability addressed in the Microsoft Windows Security Bulletin MS03-047. To find out if more recent security updates are available for you, see the Overview section of this page.

  • To find the latest security releases for you visit Windows Update and click "Scan for updates." And visit the Protect your PC site to learn how to have the latest security updates delivered directly to your computer.

    About this download: A security issue has been identified that could allow an attacker to run programs and access data on a computer running Microsoft® Exchange Server 5.5 Outlook® Web Access. You can help protect your computer by installing this update from Microsoft.
Knowledge Base Articles:
Security Bulletins:


Status: Deleted

This download is no longer available on The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to August 2020.

SHA1: 1a3ca91c6f7bf3821f12f43383c1df66bb24a9fc
3.63 MB

System Requirements

Operating Systems: Windows 2000, Windows NT

    • Exchange 5.5 SP4 already installed

Installation Instructions

    1. Click the Download button on this page to start the download, or choose a different language from the drop-down list and click Go.
    2. Do one of the following:
      • To start the installation immediately, click Open or Run this program from its current location.
      • To copy the download to your computer for installation at a later time, click Save or Save this program to disk.