Read Me First

This update eliminates two security vulnerabilities:

1. The "Spoofed Route Pointer" vulnerability. This vulnerability could allow a malicious user to obtain network or other information by performing source routing via your Windows 95 computer, even if source routing has been disabled. Installing this update will eliminate this vulnerability and provide additional control over source routing. For more information, please visit Microsoft Security Bulletin MS99-038.
2. The "Fragmented IGMP Packet" vulnerability. This vulnerability exists in TCP/IP stack implementations of Microsoft Windows 95. If fragmented or malformed, Internet Group Management Protocol (IGMP) data packets can cause a variety of problems in Windows 95, ranging from slowing system performance to system failure. For more information, please visit Microsoft Security Bulletin MS99-034.

How to download and install
NOTE: Please save your work and close all open applications before installing.

1. Click the Download button at the top or bottom of the page.
2. Follow the instructions on your screen.

How to use
You don't need to do anything after installing this update.

How to uninstall
NOTE: Please save all your work and close all applications before attempting to uninstall this component. You will need to have your original Windows 95 CD available to uninstall this component.

1. Click Start, point to Find, and click Files or Folders.
2. Search for 238453UN.INF
3. Once this file is displayed, right-click on the file and choose Install.