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According to security researcher and academic Mathy Vanhoef , who discovered the flaw , threat actors can leverage the vulnerability to decrypt traffic , hijack connections , perform man - in - the - middle attacks , and eavesdrop on communication sent from a WPA2 - enabled device .
 security researcher: discoverer; the flaw: vulnerability; decrypt traffic: capabilities; hijack connections: capabilities; perform man - in - the - middle attacks: capabilities; eavesdrop on communication: capabilities; a WPA2 - enabled device: vulnerable system; academic Mathy Vanhoef: discoverer
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:
 security researcher: discoverer; the flaw: vulnerability; decrypt traffic: capabilities; hijack connections: capabilities; perform man - in - the - middle attacks: capabilities; eavesdrop on communication: capabilities; a WPA2 - enabled device: vulnerable system; academic Mathy Vanhoef: discoverer