Advisory Details

June 16th, 2016

Microsoft Edge JavaScript map Method Out-Of-Bounds Write Remote Code Execution Vulnerability

CVE ID	CVE-2016-3199
CVSS SCORE	6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Edge
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['24473']. 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 Edge. 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 implementation of the JavaScript map method, as defined on typed arrays. By performing certain operations in script, an attacker can cause JavaScript to write outside the bounds of the array. An attacker can leverage this to execute code 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/library/security/MS16-068
DISCLOSURE TIMELINE	2016-04-01 - Vulnerability reported to vendor 2016-06-16 - Coordinated public release of advisory
CREDIT	lokihardt

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