2427
It impacts Cisco NetFlow Generation Appliances NGA 3140 , NGA 3240 and NGA 3340 .
 ( discover vulnerability: impacts,  It: vulnerability, Cisco NetFlow Generation Appliances: vulnerable system, NGA 3140: vulnerable system version, NGA 3240: vulnerable system version, NGA 3340: vulnerable system version) 
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: impacts,  It: vulnerability, Cisco NetFlow Generation Appliances: vulnerable system, NGA 3140: vulnerable system version, NGA 3240: vulnerable system version, NGA 3340: vulnerable system version) 