Advisory Details

August 24th, 2016

Adobe Reader DC FlateDecode Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

CVE ID	CVE-2016-4267
CVSS SCORE	4.3, AV:N/AC:M/Au:N/C:P/I:N/A:N
AFFECTED VENDORS	Adobe
AFFECTED PRODUCTS	Acrobat Reader DC
VULNERABILITY DETAILS	This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Adobe Reader DC. 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 FlateDecode streams. A crafted FlateDecode stream can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
ADDITIONAL DETAILS	Adobe has issued an update to correct this vulnerability. More details can be found at: https://helpx.adobe.com/security/products/acrobat/apsb16-26.html
DISCLOSURE TIMELINE	2016-06-23 - Vulnerability reported to vendor 2016-08-24 - Coordinated public release of advisory
CREDIT	Steven Seeley of Source Incite

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