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During the course of Appthority ’s investigation , it found 21,000 open Elasticsearch servers , revealing more than 43 terabytes of exposed data .
 revealing more than 43 terabytes of exposed data: capabilities; Elasticsearch servers: vulnerable system; Appthority: discoverer
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:
 revealing more than 43 terabytes of exposed data: capabilities; Elasticsearch servers: vulnerable system; Appthority: discoverer