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In a disclosure on March 27 that included their own simple Python proof - of - concept , the researchers outlined the “ buffer overflow in the ScStoragePathFromUrl function in the WebDAV service ” when an attacker sends an overlong IF header request as part of a PROPFIND request ( if that sounds obscure you can read about WebDAV here ) .
 ( discover vulnerability: outlined,  the researchers: discoverer, buffer overflow: vulnerability, the ScStoragePathFromUrl function: vulnerable system, the WebDAV service: vulnerable system, an attacker sends an overlong IF header request as part of a PROPFIND request: 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: outlined,  the researchers: discoverer, buffer overflow: vulnerability, the ScStoragePathFromUrl function: vulnerable system, the WebDAV service: vulnerable system, an attacker sends an overlong IF header request as part of a PROPFIND request: capabilities) 