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 .
 patch vulnerability: has been available
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 patch vulnerability: has been available