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The Signalling System No. 7 ( SS7 ) telephony signaling protocol used to establish interoperability across some 800 + service providers worldwide , is deeply vulnerable to interception by hackers , criminals , and corrupt insiders .
 service providers: vulnerable system owner; The Signalling System No. 7: vulnerable system; SS7: vulnerable system; interception by hackers , criminals , and corrupt insiders: capabilities
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: discover vulnerability 
  Option: vulnerable system owner, vulnerability, capabilities, time, vulnerable system version, discoverer, common vulnerabilities and exposures, supported platform, vulnerable system 
Text: {0} 
Answer:
 service providers: vulnerable system owner; The Signalling System No. 7: vulnerable system; SS7: vulnerable system; interception by hackers , criminals , and corrupt insiders: capabilities