Arbitrary Command Execution in eventapp/lib/gcloud.rb

CVE-2015-5673 · MEDIUM Severity

AV:N/AC:L/AU:S/C:P/I:P/A:P

eventapp/lib/gcloud.rb in the ISUCON5 qualifier portal (aka eventapp) web application before 2015-10-30 makes improper popen calls, which allows remote attackers to execute arbitrary commands via an HTTP request that includes shell metacharacters in an argument to a "gcloud compute" command.

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