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A user who logged into DJI Forum , then clicked a specially - planted malicious link , could have had his or her login credentials stolen to allow access to other DJI online assets : DJI ’s web platform ( account , store , forum ) Cloud server data synced from DJI ’s GO or GO 4 pilot apps DJI ’s FlightHub ( centralized drone operations management platform ) We notified DJI about this vulnerability in March 2018 and DJI responded responsibly .
 this vulnerability: vulnerability; March 2018: time; We: discoverer
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: discover vulnerability 
  Option: vulnerable system owner, vulnerability, capabilities, time, vulnerable system version, discoverer, common vulnerabilities and exposures, supported platform, vulnerable system 
Text: {0} 
Answer:
 this vulnerability: vulnerability; March 2018: time; We: discoverer