Advisory Details

June 29th, 2016

Foxit Reader Pattern Uninitialized Pointer Remote Code Execution Vulnerability

ZDI-16-393
ZDI-CAN-3686

CVE ID
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Foxit
AFFECTED PRODUCTS Reader
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 24493. 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 Foxit 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 the handling of PDF Patterns. The issue lies in the failure to properly initialize a variable prior to using it, leading to memory corruption. An attacker can leverage this vulnerability to execute code under the context of the current process.

ADDITIONAL DETAILS Foxit has issued an update to correct this vulnerability. More details can be found at:
https://www.foxitsoftware.com/support/security-bulletins.php
DISCLOSURE TIMELINE
  • 2016-04-07 - Vulnerability reported to vendor
  • 2016-06-29 - Coordinated public release of advisory
CREDIT Steven Seeley of Source Incite
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