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The first flaw , identified as CVE -2018-16011 , is described by Adobe as a use - after - free bug that could be exploited using a maliciously crafted PDF to take control of a target system with their malware of choice .
 discover vulnerability: identified
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:
 discover vulnerability: identified