622
What is clear is that despite the fact that a software patch has been available since March for the SMB flaws , WannaCry is using tens of thousands of organizations that did n't patch .
 since March: time; the SMB flaws: vulnerability; a software patch: patch; WannaCry is using: issues addressed
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: patch vulnerability 
  Option: issues addressed, patch, vulnerability, time, vulnerable system version, releaser, patch number, common vulnerabilities and exposures, supported platform, vulnerable system 
Text: {0} 
Answer:
 since March: time; the SMB flaws: vulnerability; a software patch: patch; WannaCry is using: issues addressed