Leakage of sensitive information in exception message

• Rule ID: ruby_rails_detailed_exceptions
• Languages: ruby
• Source: detailed_exceptions.yml

Description

Returning detailed error messages to users could reveal sensitive information. This could lead to

Remediations

❌ Don't configure your application to return details for every error:

config.consider_all_requests_local = false

❌ Don't use show_detailed_exceptions? in controllers:

class MyController < ApplicationController
  def show_detailed_exceptions?
    ...
  end
end

Associated CWE

• CWE-209: Generation of Error Message Containing Sensitive Information

OWASP Top 10

• A04:2021 - Insecure Design

Configuration

To skip this rule during a scan, use the following flag

bearer scan /path/to/your-project/ --skip-rule=ruby_rails_detailed_exceptions

To run only this rule during a scan, use the following flag

bearer scan /path/to/your-project/ --only-rule=ruby_rails_detailed_exceptions