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On immediate investigation , we identified that although ABTA ’s own IT systems remained secure , there was a vulnerability to the web server for abta.com , which is managed for ABTA through a third - party web developer and hosting company .
 we: vulnerable system owner; a vulnerability: vulnerability; the web server: vulnerable system; abta.com: vulnerable system
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:
 we: vulnerable system owner; a vulnerability: vulnerability; the web server: vulnerable system; abta.com: vulnerable system