lib/sounder/sound.rb in the sounder gem 1.0.1 for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in a filename.
vapid.dhs.org/advisories/sounder-ruby-gem-cmd-inj.html
github.com/adamzaninovich/sounder
github.com/adamzaninovich/sounder/blob/v1.0.1/lib/sounder/sound.rb
github.com/advisories/GHSA-rfmf-rx8w-935w
github.com/rubysec/ruby-advisory-db/blob/master/gems/sounder/CVE-2013-5647.yml
nvd.nist.gov/vuln/detail/CVE-2013-5647