Design/Logic Flaw

The Cocaine gem 0.4.0 through 0.5.2 for Ruby allows context-dependent attackers to execute arbitrary commands via a crafted has object, related to recursive variable interpolation...

Cocaine Gem for Ruby contains a flaw

Cocaine Gem for Ruby contains a flaw that is due to the method of variable interpolation used by the program. With a specially crafted object, a context-dependent attacker can execute arbitrary commands...