The HMI web application in Siemens WinCC (TIA Portal) 11 allows remote authenticated users to cause a denial of service (daemon crash) via a crafted HTTP request.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Link | Tags |
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http://ics-cert.us-cert.gov/pdf/ICSA-13-079-03.pdf | us government resource |
http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-212483.pdf | vendor advisory |