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Yesterday , researcher Simon Kenin of Trustwave SpiderLabs released information about an authentication bypass flaw affecting a wide variety of Netgear routers , as well as PoC attack code for triggering it .
 ( discover vulnerability: released information,  Trustwave SpiderLabs: discoverer, researcher Simon Kenin: discoverer, Yesterday: 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:
 ( discover vulnerability: released information,  Trustwave SpiderLabs: discoverer, researcher Simon Kenin: discoverer, Yesterday: time) 