Advisory Details

December 15th, 2016

Microsoft Windows Icon File Integer Overflow Remote Code Execution Vulnerability

CVE ID	CVE-2016-7272
CVSS SCORE	6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Windows
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Windows. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file or folder. The specific flaw exists within the processing of icon files. The issue results from the lack of proper validation of user-supplied data which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute arbitrary 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/ms16-146
DISCLOSURE TIMELINE	2016-09-27 - Vulnerability reported to vendor 2016-12-15 - Coordinated public release of advisory
CREDIT	Giwan Go of STEALIEN

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