This indicates an attack attempt against a denial of service vulnerability in Internet Explorer.
The vulnerability is caused when accessing the object reference of the FolderItem controls, causing a NULL dereference and crashing the browser. It allows remote attackers to cause a denial of service via sending a malicious Web page.
Microsoft Internet Explorer 6 SP2
Microsoft Internet Explorer 6 SP1
Microsoft Internet Explorer 6
System Compromise: Remote attackers can gain control of vulnerable systems.
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