Directory traversal vulnerability in actionpack/lib/abstract_controller/base.rb in the implicit-render implementation in Ruby on Rails before 3.2.18, 4.0.x before 4.0.5, and 4.1.x before 4.1.1, when certain route globbing configurations are enabled, allows remote attackers to read arbitrary files via a crafted request.
https://github.com/advisories/GHSA-qf5x-qgx7-437h
https://github.com/advisories/GHSA-6x85-j5j2-27jx
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-0130
https://groups.google.com/forum/message/raw?msg=rubyonrails-security/NkKc7vTW70o/NxW_PDBSG3AJ
http://www.securityfocus.com/bid/67244
http://matasano.com/research/AnatomyOfRailsVuln-CVE-2014-0130.pdf