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But according to open - source security firm Black Duck , about 11 % of more than 200 applications it audited between Oct 2015 and March 2016 contained the flaw , which enables a buffer overread that endangers data from clients and servers running affected versions of OpenSSL .
 ( discover vulnerability: contained,  the flaw: vulnerability, enables a buffer overread that endangers data: capabilities, servers running affected versions of OpenSSL: capabilities, 200 applications: vulnerable system, between Oct 2015 and March 2016: 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: contained,  the flaw: vulnerability, enables a buffer overread that endangers data: capabilities, servers running affected versions of OpenSSL: capabilities, 200 applications: vulnerable system, between Oct 2015 and March 2016: time) 