2897
The zero - day memory corruption flaw resides in the implementation of the SMB ( server message block ) network file sharing protocol that could allow a remote , unauthenticated attacker to crash systems with denial of service attack , which would then open them to more possible attacks .
 ( discover vulnerability: resides in,  zero - day memory corruption flaw: vulnerability, SMB ( server message block ): vulnerable system, crash systems with denial of service attack: capabilities) 
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: resides in,  zero - day memory corruption flaw: vulnerability, SMB ( server message block ): vulnerable system, crash systems with denial of service attack: capabilities) 