Arbitrary Code Execution
Affecting actionpack gem, versions < 3.2.11, >= 3.2 || < 3.1.10, >= 3.1 || < 3.0.19, >= 2.4 || < 2.3.15
actionpack is a web app builder and tester on Rails.
Affected versions of this Gem are vulnerable to Arbitrary Remote Code Execution. The issue is triggered when a type casting error occurs during the parsing of parameters. This may allow a remote attacker to potentially execute arbitrary code.