1853
Microsoft Internet Information Services ( IIS ) 6.0 is vulnerable to a zero - day Buffer Overflow vulnerability ( CVE -2017-7269 ) due to an improper validation of an ‘ IF ’ header in a PROPFIND request .
 ( discover vulnerability: is vulnerable,  Microsoft Internet Information Services ( IIS ): vulnerable system, a zero - day Buffer Overflow vulnerability: vulnerability, CVE -2017-7269: common vulnerabilities and exposures, 6.0: vulnerable system version) 
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: is vulnerable,  Microsoft Internet Information Services ( IIS ): vulnerable system, a zero - day Buffer Overflow vulnerability: vulnerability, CVE -2017-7269: common vulnerabilities and exposures, 6.0: vulnerable system version) 