WellinTech KingScada KingGraphic kxClientDownload ActiveX Remote Code Execution VulnerabilityZDI-14-011: February 5th, 2014
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of WellinTech KingScada KingGraphics. 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 the kxClientDownload.ocx ActiveX control. By properly setting the ProjectURL property, it is possible for an attacker to download and load an arbitrary DLL file from a remote location. An attacker can leverage this vulnerability to execute code under the context of the administrator.
Vendor ResponseWellinTech has issued an update to correct this vulnerability. More details can be found at:
2013-04-26 - Vulnerability reported to vendor
2014-02-05 - Coordinated public release of advisory
CreditThis vulnerability was discovered by:
Andrea Micalizzi aka rgod