All information products included in https://us-cert.cisa.gov/ics are provided "as is" for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained within. DHS does not endorse any commercial product or service, referenced in this product or otherwise. Further dissemination of this product is governed by the Traffic Light Protocol (TLP) marking in the header. For more information about TLP, see https://us-cert.cisa.gov/tlp/.
ICS-CERT Advisory ICSA-10-201-01 provided information on newly discovered malware which targets Siemens industrial control systems. The malware utilizes a Microsoft Windows vulnerability that exists due to Windows’ failure to properly obtain icons for .LNK files.
Microsoft has scheduled the release of an out-of-band security bulletin for Monday, August 2, 2010. According to Microsoft, the bulletin will address this security vulnerability in all supported editions of Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2.
ICS-CERT recommends control system owners/operators review the Microsoft Notification and the US-CERT Critical Infrastructure Information Notice CIIN-10-204-01A UPDATE-July 30, 2010.
This CIIN is located on the US-CERT Portal in the following library location:
“ICS-CERT/US-CERT Critical Infrastructure Information Notices (CIINs)/ CIIN-10-204-01A-Microsoft .LNK Vulnerability “
The Microsoft Security Bulletin Advance Notification for August 2010 can be found at the following URL:
For any questions related to this report, please contact the CISA at:
Toll Free: 1-888-282-0870
CISA continuously strives to improve its products and services. You can help by choosing one of the links below to provide feedback about this product.