Class: Brakeman::CheckRouteDoS

Inherits:
BaseCheck
  • Object
show all
Defined in:
lib/brakeman/checks/check_route_dos.rb

Instance Method Summary collapse

Instance Method Details

#controller_wildcards? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brakeman/checks/check_route_dos.rb', line 31

def controller_wildcards?
  tracker.routes.each do |name, actions|
    if name == :':controllerController'
      # awful hack for routes with :controller in them
      return true
    elsif string? actions and actions.value.include? ":controller"
      return true
    end
  end

  false
end

#run_check ⇒ Object 



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# File 'lib/brakeman/checks/check_route_dos.rb', line 8

def run_check
  fix_version = case
                when version_between?("4.0.0", "4.1.14")
                  "4.1.14.1"
                when version_between?("4.2.0", "4.2.5")
                  "4.2.5.1"
                else
                  return
                end

  if controller_wildcards?
    message = msg(msg_version(rails_version), " has a denial of service vulnerability with ", msg_code(":controller"), " routes ", msg_cve("CVE-2015-7581"), ". Upgrade to ", msg_version(fix_version))

    warn :warning_type => "Denial of Service",
      :warning_code => :CVE_2015_7581,
      :message => message,
      :confidence => :medium,
      :gem_info => gemfile_or_environment,
      :link_path => "https://groups.google.com/d/msg/rubyonrails-security/dthJ5wL69JE/YzPnFelbFQAJ",
      :cwe_id => [399]
  end
end