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After conducting a forensic analysis , the researchers found that the Meterpreter code was downloaded and injected into memory using PowerShell commands .
 the researchers: discoverer; the Meterpreter code: vulnerability; was downloaded and injected into memory using PowerShell commands: 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:
 the researchers: discoverer; the Meterpreter code: vulnerability; was downloaded and injected into memory using PowerShell commands: capabilities