Multiple directory traversal vulnerabilities in Siemens WinCC 7.0 SP3 before Update 2 allow remote authenticated users to read arbitrary files via a crafted parameter in a URL.
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Link | Tags |
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http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-223158.pdf | vendor advisory |
http://www.us-cert.gov/control_systems/pdf/ICSA-12-158-01.pdf | us government resource |