TippingPoint Zero Day Initiative

InduSoft WebStudio Unauthenticated Remote Operations Remote Code Execution Vulnerability

ZDI-11-330: November 16th, 2011


CVSS Score

Affected Vendors


Affected Products


TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 11473. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Indusoft Web Studio. Authentication is not required to exploit this vulnerability.

The flaw exists within the Remote Agent component (CEServer.exe) which listens by default on TCP port 4322. When handling incoming requests the process fails to perform any type of authentication. Many available operations allow direct manipulation and creation of files on disk, loading of arbitrary DLLs and process control. A remote attacker can exploit this vulnerability to execute arbitrary code under the context of the User.

Vendor Response

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

Disclosure Timeline

    2011-04-27 - Vulnerability reported to vendor
    2011-11-16 - Coordinated public release of advisory


This vulnerability was discovered by:
    Luigi Auriemma