1879
LastPass engineers have Google researcher Tavis Ormandy to thank yet again for another busy few days after the British white hat found a second critical bug in the password manager .
 the British white hat: discoverer; a second critical bug: vulnerability; password manager .: 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:
 the British white hat: discoverer; a second critical bug: vulnerability; password manager .: vulnerable system