3009
In our initial contact , the first advisory had 18 models listed as vulnerable , although six of them did n't have the vulnerability in the latest firmware .
 ( discover vulnerability: listed as vulnerable,  models: vulnerable system, the vulnerability: vulnerability, latest firmware: vulnerable system) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( discover vulnerability: listed as vulnerable,  models: vulnerable system, the vulnerability: vulnerability, latest firmware: vulnerable system) 