TippingPoint Zero Day Initiative
 

Adobe Reader DC XObject stream Use-After-Free Remote Code Execution Vulnerability

ZDI-16-591: November 4th, 2016

CVE ID

CVSS Score

Affected Vendors

Affected Products

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code 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 processing of XObject streams. The issue lies in the failure to properly validate the existence of an object prior to performing operations on it. An attacker can leverage this vulnerability to execute code under the context of the current process.

Vendor Response

Adobe has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2016-06-28 - Vulnerability reported to vendor
    2016-11-04 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Steven Seeley of Source Incite