Advisory Details

May 10th, 2013

(Pwn2Own) Google Chrome Type Confusion Remote Code Execution Vulnerability

CVE ID	CVE-2013-0912
CVSS SCORE	6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Google
AFFECTED PRODUCTS	Chrome
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['12851']. 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 Google Chrome. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the usage of static_cast. The issue lies in the ability to create an object that is a smaller size than it is treated after a static_cast. An attacker can leverage this vulnerability to execute code under the context of the current process.
ADDITIONAL DETAILS	Google has issued an update to correct this vulnerability. More details can be found at: http://googlechromereleases.blogspot.com/2013/03/stable-channel-update_7.html
DISCLOSURE TIMELINE	2013-03-29 - Vulnerability reported to vendor 2013-05-10 - Coordinated public release of advisory
CREDIT	Nils and Jon of MWR Labs

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