Class: Spektr::Checks::CookieSerialization

Inherits:
Base
  • Object
show all
Defined in:
lib/spektr/checks/cookie_serialization.rb

Instance Attribute Summary

Attributes inherited from Base

#name

Instance Method Summary collapse

Methods inherited from Base

#app_version_between?, #dupe?, #model_attribute?, #should_run?, #target_affected?, #user_input?, #version_affected, #version_between?, #warn!

Constructor Details

#initialize(app, target) ⇒ CookieSerialization

Returns a new instance of CookieSerialization.



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# File 'lib/spektr/checks/cookie_serialization.rb', line 5

def initialize(app, target)
  super
  @name = "Unsafe deserialisation"
  @type = "Insecure Deserialization"
  @targets = ["Spektr::Targets::Base", "Spektr::Targets::Controller"]
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/spektr/checks/cookie_serialization.rb', line 12

def run
  return unless super
  calls = @target.find_calls(:cookies_serializer=)
  if calls.any?{ |call| call.receiver.expanded == "Rails.application.config.action_dispatch" && call.arguments.first.name == :marshal }
    warn! @target, self, calls.first.location, "Marshal cookie serialization strategy can lead to remote code execution"
  end
end