TippingPoint Zero Day Initiative
 

InduSoft Thin Client ISSymbol InternationalOrder Remote Code Execution Vulnerability

ZDI-12-155: August 22nd, 2012

CVE ID

CVSS Score

Affected Vendors

    Indusoft

Affected Products

    WebStudio

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 12505. For further product information on the TippingPoint IPS:

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Indusoft Thin Client. 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 ISSymbol.ocx ActiveX component. When an overly large string is passed as the 'InternationalOrder' parameter, a heap overflow occurs. This vulnerability can be leveraged to execute code under the context of the user running the browser.

Vendor Response

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

Disclosure Timeline

    2011-10-28 - Vulnerability reported to vendor
    2012-08-22 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Alexander Gavrun