Malicious Java Applet May Be Able to Read, Write, or Delete Files on the Computer of a Web Site Visitor (240346)
The information in this article applies to:
- Microsoft Internet Explorer 5.0 for Windows 98
- Microsoft Internet Explorer 5.0 for Windows NT 4.0
- Microsoft Internet Explorer 4.01 for Windows NT 4.0 SP 1
- Microsoft Internet Explorer 4.01 for Windows NT 4.0 SP 2
- Microsoft Internet Explorer 4.0 for Windows NT 4.0
- Microsoft Internet Explorer 4.01 for Windows 98 SP 2
- Microsoft Internet Explorer 5.0 for Windows 95
- Microsoft Internet Explorer 4.01 for Windows 95 SP 1
- Microsoft Internet Explorer 4.01 for Windows 95 SP 2
- Microsoft Internet Explorer 4.0 for Windows 95
- the operating system: Microsoft Windows 98 Second Edition
This article was previously published under Q240346 SYMPTOMS
A scenario has been identified through which a Java applet can operate outside the bounds set by the sandbox and perform normally unauthorized functions on your computer. Exploiting the vulnerability is only possible through a very carefully managed series of steps, and cannot happen accidentally. However, if a malicious Web site operator hosts a Java applet that exploits this security vulnerability, it could read, write, or delete files on your computer when you visit the site.
RESOLUTION
A supported fix that corrects this problem has been posted to the following Internet location: STATUSMicrosoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
This problem has been corrected in build 3234 of the Microsoft Virtual Machine (VM) that is included with Internet Explorer version 5.01.
NOTE: JVIEW in Windows 2000 displays the build number as 3229.
| Modification Type: | Minor | Last Reviewed: | 11/14/2005 |
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| Keywords: | kbbug kbfix KB240346 |
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