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CVE-2015-5673

Description

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.

POC

Reference

- https://github.com/isucon/isucon5-qualify/commit/150e3e6d851acb31a0b15ce93380a7dab14203fa

Github

No PoCs found on GitHub currently.