InduSoft Thin Client ISSymbol InternationalOrder Remote Code Execution Vulnerability

ID ZDI-12-155
Type zdi
Reporter Alexander Gavrun
Modified 2012-11-09T00:00:00


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.