2837
Honeywell published in September new firmware that patches vulnerabilities privately disclosed by researcher Maxim Rupp in its XL Web II controllers .
 ( discover vulnerability: privately disclosed,  researcher Maxim Rupp: discoverer, XL Web II controllers: 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: privately disclosed,  researcher Maxim Rupp: discoverer, XL Web II controllers: vulnerable system) 