Alert

Update Available for Microsoft Internet Explorer Vulnerability

Last Revised
Alert Code
TA04-336A

Systems Affected

Microsoft Windows systems running

Overview

Microsoft Security Bulletin MS04-040
contains an update to fix a buffer overflow vulnerability in Internet
Explorer.


Description

TA04-315A
describes a buffer overflow vulnerability in Microsoft Internet
Explorer HTML elements that could allow a remote attacker to execute arbitrary code.
Note that any program that hosts the
WebBrowser
ActiveX control
could be affected.
Microsoft
Security Bulletin MS04-040
contains an update to fix this vulnerability.

The vulnerability is described in further detail in VU#842160.

Impact

By convincing a user to view a specially crafted HTML document (e.g., a web
page or an HTML email message), an attacker could execute arbitrary code
with the privileges of the user. The attacker could also cause IE to crash.

Reports indicate that this vulnerability is being exploited by malicious
code referred to as MyDoom.{AG,AH,AI} or Bofra.

Solution

Install an update

Install the appropriate update according to
Microsoft
Security Bulletin MS04-040.
For additional information about the update, including possible adverse effects, please see Microsoft Knowledge Base articles 889293 and 889669.

Internet Explorer 6 on Windows XP SP2 is not vulnerable. Please see MS04-040 for information about affected software and components.

Appendix A. References



Feedback can be directed to the authors: Will
Dormann and Art Manion
.



Revision History

  • December 1, 2004: Initial release

    December 3, 2004: Added information about IE 6 on Windows XP SP2

    Last updated

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