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Hackers are likely exploiting the easy - to - find vulnerabilities , according to the security researcher who warned the Pentagon of the flaws months ago .
 Pentagon: vulnerable system owner; security researcher: discoverer; the flaws: vulnerability; months ago: time
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:
 Pentagon: vulnerable system owner; security researcher: discoverer; the flaws: vulnerability; months ago: time