Advisory Details

February 5th, 2014

WellinTech KingScada KingGraphic kxClientDownload ActiveX Remote Code Execution Vulnerability

ZDI-14-011
ZDI-CAN-1552

CVE ID CVE-2013-2827
CVSS SCORE 7.5, (AV:N/AC:L/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS WellinTech
AFFECTED PRODUCTS KingScada KingGraphic
VULNERABILITY DETAILS


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.

ADDITIONAL DETAILS WellinTech has issued an update to correct this vulnerability. More details can be found at:
http://ics-cert.us-cert.gov/advisories/ICSA-13-344-01
DISCLOSURE TIMELINE
  • 2013-04-26 - Vulnerability reported to vendor
  • 2014-02-05 - Coordinated public release of advisory
CREDIT Andrea Micalizzi aka rgod
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