1680
Although TizenStore does use authentication to make sure only authorized Samsung software gets installed on a device , Neiderman found a heap - overflow vulnerability that gave him control before that authentication function kicked in .
 ( discover vulnerability: found,  gave him control before that authentication function kicked in: capabilities, a heap - overflow vulnerability: vulnerability, Neiderman: discoverer) 
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: found,  gave him control before that authentication function kicked in: capabilities, a heap - overflow vulnerability: vulnerability, Neiderman: discoverer) 