Intrusion Prevention

MS.IE.CSS.Self.Reference.Remote.Code.Execution

Description

This indicates an attempt to exploit a memory-corruption vulnerability in Microsoft Windows Internet Explorer.
The vulnerability is caused by an error that occurs when the vulnerable software parses a malformed CSS file. It allows remote attackers to execute arbitrary code on vulnerable systems by sending a crafted CSS file.

Affected Products

Microsoft Internet Explorer 8
Microsoft Internet Explorer 7
Microsoft Internet Explorer 6
Microsoft Windows 7
Microsoft Windows Server 2008 Service Pack 2
Microsoft Windows Server 2008 R2
Microsoft Windows Vista Service Pack 2
Microsoft Windows Server 2003 Service Pack 2
Microsoft Windows XP Service Pack 3

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

Recommended Actions

Apply the patch, available from the vendor's web site:
http://www.microsoft.com/technet/security/Bulletin/MS11-003.mspx

CVE References

CVE-2010-3971