TippingPoint Zero Day Initiative

Panasonic FPWIN Pro GetBlock Heap Buffer Overflow Remote Code Execution Vulnerability

ZDI-16-331: May 11th, 2016


CVSS Score

Affected Vendors

Affected Products

    FPWIN Pro

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 23793. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Panasonic FPWIN Pro. 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 a project file. A specially-crafted project file will lead to a write beyond the end of a heap buffer in the GetBlock method of the HEAPSTREAM object. An attacker can leverage this vulnerability to attain code execution under the context of the current process.

Vendor Response

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

Disclosure Timeline

    2016-01-19 - Vulnerability reported to vendor
    2016-05-11 - Coordinated public release of advisory


This vulnerability was discovered by:
    Steven Seeley of Source Incite