Advisory Details

August 22nd, 2012

InduSoft Thin Client ISSymbol InternationalOrder Remote Code Execution Vulnerability

ZDI-12-155
ZDI-CAN-1341

CVE ID CVE-2011-0340
CVSS SCORE 7.5, (AV:N/AC:L/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Indusoft
AFFECTED PRODUCTS WebStudio
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 12505. 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 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.

ADDITIONAL DETAILS Indusoft has issued an update to correct this vulnerability. More details can be found at:
http://www.indusoft.com/hotfixes/hotfixes.php
DISCLOSURE TIMELINE
  • 2011-10-28 - Vulnerability reported to vendor
  • 2012-08-22 - Coordinated public release of advisory
CREDIT Alexander Gavrun
BACK TO ADVISORIES