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An attacker could exploit the bug by directly connecting to exposed DNA Center services and from there obtain or change critical system files .
 DNA Center services: victim; exploit the bug: attack pattern; attacker: attacker
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: data breach 
  Option: victim, attacker, attack pattern, purpose, damage amount, tool, time, place, number of victim, compromised data, number of data 
Text: {0} 
Answer:
 DNA Center services: victim; exploit the bug: attack pattern; attacker: attacker