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February 3rd, 2012

Siemens has analyzed the vulnerabilities reported by IT experts in connection with the web server of the runtime systems of Simatic WinCC flexible and WinCC (TIA Portal) (see announcement from 30 November 2011) and implementd a remedy.
Solutions have also been implemented for the vulnerabilities reported in May (see announcement from 22 December 2011) in the WinCC flexible runtime versions 2004 to 2008 SP2, WinCC Runtime Advanced V11 and Simatic Panels (TP, OP, MP, Comfort Panels).

We wish to thank Luigi Auriemma, Terry McCorke, Shawn Merdinger and Billy Rios for the details they provided on the vulnerabilities.

Customers can find information on the remedies and updates at:

• WinCC flexible 2008 Service Pack 3 - Release information
• Updates for STEP 7 V11 SP2 and WinCC V11 SP2
• Updates for WinCC Runtime Advanced V11 SP2

 
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