TippingPoint Zero Day Initiative
 

Adobe Reader DC FlateDecode Use-After-Free Remote Code Execution Vulnerability

ZDI-16-359: May 26th, 2016

CVE ID

CVSS Score

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 24499. For further product information on the TippingPoint IPS:

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 FlateDecode. A specially crafted PDF with a specific FlateDecode stream can force a dangling pointer to be reused after it has been freed. An attacker can leverage this vulnerability to execute arbitrary 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

    2016-04-14 - Vulnerability reported to vendor
    2016-05-26 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Steven Seeley of Source Incite