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In 2012 Facebook ’s App Center was vulnerable to CSRF and the security researcher who discovered the flaw was awarded $ 5000 as a bounty .
 Facebook: vulnerable system owner; CSRF: capabilities; 2012: time; App Center: vulnerable system
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:
 Facebook: vulnerable system owner; CSRF: capabilities; 2012: time; App Center: vulnerable system