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Security Update, March 17, 2000

This update adresses the "DOS Device in Path Name" security vulnerability in Windows 98 and Windows 98 Second Edition, and is discussed in Microsoft Security Bulletin MS00-017. Download now to help prevent a malicious user from causing your computer to crash by accessing a file or folder whose path contains certain reserved words.

For more information about this vulnerability, read Microsoft Security Bulletin MS00-017 (This site is in English).

System Requirements
This update applies to:

How to use
Restart your computer to complete the installation.

How to uninstall

  1. Click Start, point to Find, and click Files or Folders.
  2. Search for 256015UN.INF.
  3. Once this file is displayed, right-click on the file and choose Install.
Note 256015UN.INF is a system file. If your search returns no results, the system files might be hidden. Follow these steps to display system files:

  1. Click Start, point to Programs, and then click Windows Explorer.
  2. Click Tools, and then click Folder Options (in some versions of Windows, Folder Options is located under View).
  3. Click the View tab.
  4. Under Hidden files, click Show all files.
  5. Make sure that Hide file extensions for known file types is not selected.
  6. Click Apply, and then click OK.
  7. Click Search Now to restart your search.

Important System files should be visible only temporarily. To hide the system files after receiving your search results, follow steps 1 through 3, above. For step 4, click Do not show hidden or system files.

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