3001
Trustwave discloses an unpatched vulnerability in Brother printers with the Debut embedded webserver after numerous attempts to contact the vendor failed .
 the vendor: vulnerable system owner; Trustwave: discoverer; an unpatched vulnerability: vulnerability; Brother printers: 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 vendor: vulnerable system owner; Trustwave: discoverer; an unpatched vulnerability: vulnerability; Brother printers: vulnerable system