1564
Users are advised to install the firmware update version 4.2.4 build 20170313 , or restrict access to the web user interface ( ports 8080 and 443 )
 ( patch vulnerability: install,  the firmware update: patch, version 4.2.4: patch number, 20170313: time) 
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:
 ( patch vulnerability: install,  the firmware update: patch, version 4.2.4: patch number, 20170313: time) 