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The hacker estimates that up to 150,000 printers were affected by his effort , but claims to have access to more RCE flaws that he did n't use and which would have allowed him to print to over 300,000 printers .
 more RCE flaws: vulnerability; allowed him to print to over 300,000 printers: 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:
 more RCE flaws: vulnerability; allowed him to print to over 300,000 printers: capabilities