Advisory Details

December 20th, 2017

Adobe Flash NetworkConfiguration addCustomHeader Out-Of-Bounds Read Remote Code Execution Vulnerability

CVE ID	CVE-2017-3112
CVSS SCORE	6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Adobe
AFFECTED PRODUCTS	Flash
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['29742']. 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 Adobe Flash. 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 NetworkConfiguration's addCustomHeader method. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this vulnerability to execute code under the context of current process.
ADDITIONAL DETAILS	Adobe has issued an update to correct this vulnerability. More details can be found at: https://helpx.adobe.com/in/security/products/flash-player/apsb17-33.html
DISCLOSURE TIMELINE	2017-08-04 - Vulnerability reported to vendor 2017-12-20 - Coordinated public release of advisory
CREDIT	bo13oy

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