Open redirect vulnerability in Siemens WinCC (TIA Portal) 11 and 12 before 12 SP1 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks by leveraging improper configuration of SIMATIC HMI panels by the WinCC product.
scadastrangelove.blogspot.com/2013/08/ssa-064884-wincctia-portal-fixes.html
secunia.com/advisories/54051
secunia.com/advisories/54252
www.securityfocus.com/bid/61535
www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-064884.pdf
exchange.xforce.ibmcloud.com/vulnerabilities/86100
ics-cert.us-cert.gov/advisories/ICSA-13-213-02