lib/sfpagent/bsig.rb in the sfpagent gem before 0.4.15 for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in the module name in a JSON request.
"CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')"
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[oss-security] 20140415 Remote Command Injection in Ruby Gem sfpagent 0.4.14
20140418 Remote Command Injection in Ruby Gem sfpagent 0.4.14
[oss-security] 20140418 Re: Remote Command Injection in Ruby Gem sfpagent 0.4.14