Advisory Details

June 11th, 2014

(Pwn2Own) Microsoft Internet Explorer Protected Mode Bypass Vulnerability

CVE ID	CVE-2014-1764
CVSS SCORE	7.2, AV:L/AC:L/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Internet Explorer
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. 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 processing of data shared to the broker by the sandboxed process. The issue lies in the failure to validate an object's type. An attacker can leverage this vulnerability to execute code as the context of the current user at medium integrity.
ADDITIONAL DETAILS	Microsoft has issued an update to correct this vulnerability. More details can be found at: https://technet.microsoft.com/library/security/ms14-035
DISCLOSURE TIMELINE	2014-03-13 - Vulnerability reported to vendor 2014-06-11 - Coordinated public release of advisory
CREDIT	VUPEN

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