Advisory Details

February 22nd, 2012

Microsoft Internet Explorer CDispNode t:MEDIA Remote Code Execution Vulnerability

CVE ID	CVE-2012-0011
CVSS SCORE	9.0, AV:N/AC:L/Au:N/C:P/I:P/A:C
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Internet Explorer 9
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['12065']. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. User interaction is required in that a target must visit a malicious page or open a malicious file. The flaw exists within MSHTML, specifically the handling of an HTML time t:MEDIA element. A t:MEDIA element can be manipulated such that when the page is refreshed a reference to a freed CDispNode object remains allowing the repurpose of this region. A remote attacker can exploit this vulnerability to execute arbitrary code under the context of the process.
ADDITIONAL DETAILS	Microsoft has issued an update to correct this vulnerability. More details can be found at: http://technet.microsoft.com/en-us/security/bulletin/MS12-010
DISCLOSURE TIMELINE	2011-10-21 - Vulnerability reported to vendor 2012-02-22 - Coordinated public release of advisory
CREDIT	Stephen Fewer of Harmony Security (www.harmonysecurity.com)

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