Security Update, July 19, 2000
DownloadOutlook Express 5.01
Outlook Express 4.01 SP2
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Read This First
Computers running Outlook Express 5.5 are not vulnerable to this issue. Outlook Express 5.5 includes this update.
This update resolves the "Persistent Mail Browser Link," "Cache Bypass," and "Malformed E-mail Header" security vulnerabilities in Outlook Express. Download now to help prevent a malicious user from reading e-mails and files on your computer, or using your computer to send damaging e-mails to others. These vulnerabilities do not give a malicious user the ability to add, change, or delete files on your computer.
For more information about this update and the issues it resolves, please read Microsoft Security Bulletins MS00-043, MS00-045, and MS00-046.
System Requirements
This update resolves the vulnerabilities in Outlook Express 4.01 Service Pack 2 (SP2) and Outlook Express 5.01 only. To verify which version of Outlook Express you have on your computer:
1. | Click Help in the Outlook Express File Menu and then click About Outlook Express. | ||||
2. | Apply this update if Version: is displayed as
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3. | If Help About does not display one of these version numbers, you should upgrade to the latest version of Internet Explorer to resolve these issues. |
How to download and install
Click the Security Update link for your Outlook Express version to download.
