Advisory Details

July 29th, 2015

(Pwn2Own) Adobe Reader opendoc Broker Message Integer Overflow Remote Code Execution Vulnerability

CVE ID	CVE-2015-5109
CVSS SCORE	6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Adobe
AFFECTED PRODUCTS	Reader
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['19616']. 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 Reader. 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 processing of the opendoc message. A specially crafted opendoc message can cause an integer wrap of a size value passed to a malloc call, which is followed by a strncpy call. An attacker can leverage this vulnerability to execute code at medium integrity.
ADDITIONAL DETAILS	Adobe has issued an update to correct this vulnerability. More details can be found at: https://helpx.adobe.com/security/products/reader/apsb15-15.html
DISCLOSURE TIMELINE	2015-03-18 - Vulnerability reported to vendor 2015-07-29 - Coordinated public release of advisory
CREDIT	Nicolas Joly

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