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" An attacker who successfully exploited the vulnerability could execute arbitrary code on the host operating system , " Microsoft notes in its advisory .
 vulnerability: vulnerability; execute arbitrary code: capabilities; host operating system: vulnerable system; attacker: 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:
 vulnerability: vulnerability; execute arbitrary code: capabilities; host operating system: vulnerable system; attacker: discoverer