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In their blog post , CRITIFENCE experts claimed to have developed a proof - of - concept ransomware that can use the two issues ( CVE -2017-6032 and CVE -2017-6034 ) to delete a PLC 's ladder logic diagram , if a ransom is n't paid in due time , effectively wiping the PLC 's software .
 CRITIFENCE experts: discoverer; the two issues: vulnerability; CVE -2017-6032: common vulnerabilities and exposures; CVE -2017-6034: common vulnerabilities and exposures; delete a PLC 's ladder logic diagram: capabilities
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:
 CRITIFENCE experts: discoverer; the two issues: vulnerability; CVE -2017-6032: common vulnerabilities and exposures; CVE -2017-6034: common vulnerabilities and exposures; delete a PLC 's ladder logic diagram: capabilities