Advisory Details

December 17th, 2015

Microsoft Internet Explorer TextBlock Out-Of-Bounds Read Information Disclosure Vulnerability

CVE ID	CVE-2015-6159
CVSS SCORE	4.3, AV:N/AC:M/Au:N/C:P/I:N/A:N
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Internet Explorer
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['22294']. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS	This vulnerability allows remote attackers to leak sensitive information 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 handling of the DOM after changing the text direction. By manipulating a document's elements an attacker can force an out-of-bounds read. An attacker can leverage this vulnerability to leak sensitive information under the context of the current process.
ADDITIONAL DETAILS	Microsoft has issued an update to correct this vulnerability. More details can be found at: https://technet.microsoft.com/en-us/library/security/ms15-124.aspx
DISCLOSURE TIMELINE	2015-12-03 - Vulnerability reported to vendor 2015-12-17 - Coordinated public release of advisory
CREDIT	Jason Kratzer

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