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-rw-r--r--actionpack/lib/action_controller/metal/content_security_policy.rb26
-rw-r--r--actionpack/lib/action_controller/metal/http_authentication.rb11
-rw-r--r--actionpack/lib/action_controller/metal/redirecting.rb6
-rw-r--r--actionpack/lib/action_controller/metal/request_forgery_protection.rb20
-rw-r--r--actionpack/lib/action_controller/metal/streaming.rb2
-rw-r--r--actionpack/lib/action_controller/metal/strong_parameters.rb2
6 files changed, 50 insertions, 17 deletions
diff --git a/actionpack/lib/action_controller/metal/content_security_policy.rb b/actionpack/lib/action_controller/metal/content_security_policy.rb
new file mode 100644
index 0000000000..48a7109bea
--- /dev/null
+++ b/actionpack/lib/action_controller/metal/content_security_policy.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+module ActionController #:nodoc:
+ module ContentSecurityPolicy
+ # TODO: Documentation
+ extend ActiveSupport::Concern
+
+ module ClassMethods
+ def content_security_policy(**options, &block)
+ before_action(options) do
+ if block_given?
+ policy = request.content_security_policy.clone
+ yield policy
+ request.content_security_policy = policy
+ end
+ end
+ end
+
+ def content_security_policy_report_only(report_only = true, **options)
+ before_action(options) do
+ request.content_security_policy_report_only = report_only
+ end
+ end
+ end
+ end
+end
diff --git a/actionpack/lib/action_controller/metal/http_authentication.rb b/actionpack/lib/action_controller/metal/http_authentication.rb
index 0c8132684a..01676f3237 100644
--- a/actionpack/lib/action_controller/metal/http_authentication.rb
+++ b/actionpack/lib/action_controller/metal/http_authentication.rb
@@ -72,10 +72,10 @@ module ActionController
before_action(options.except(:name, :password, :realm)) do
authenticate_or_request_with_http_basic(options[:realm] || "Application") do |name, password|
# This comparison uses & so that it doesn't short circuit and
- # uses `variable_size_secure_compare` so that length information
+ # uses `secure_compare` so that length information
# isn't leaked.
- ActiveSupport::SecurityUtils.variable_size_secure_compare(name, options[:name]) &
- ActiveSupport::SecurityUtils.variable_size_secure_compare(password, options[:password])
+ ActiveSupport::SecurityUtils.secure_compare(name, options[:name]) &
+ ActiveSupport::SecurityUtils.secure_compare(password, options[:password])
end
end
end
@@ -350,10 +350,7 @@ module ActionController
# authenticate_or_request_with_http_token do |token, options|
# # Compare the tokens in a time-constant manner, to mitigate
# # timing attacks.
- # ActiveSupport::SecurityUtils.secure_compare(
- # ::Digest::SHA256.hexdigest(token),
- # ::Digest::SHA256.hexdigest(TOKEN)
- # )
+ # ActiveSupport::SecurityUtils.secure_compare(token, TOKEN)
# end
# end
# end
diff --git a/actionpack/lib/action_controller/metal/redirecting.rb b/actionpack/lib/action_controller/metal/redirecting.rb
index 8de57f9199..4c2b5120eb 100644
--- a/actionpack/lib/action_controller/metal/redirecting.rb
+++ b/actionpack/lib/action_controller/metal/redirecting.rb
@@ -68,7 +68,7 @@ module ActionController
# if possible, otherwise redirects to the provided default fallback
# location.
#
- # The referrer information is pulled from the HTTP `Referer` (sic) header on
+ # The referrer information is pulled from the HTTP +Referer+ (sic) header on
# the request. This is an optional header and its presence on the request is
# subject to browser security settings and user preferences. If the request
# is missing this header, the <tt>fallback_location</tt> will be used.
@@ -82,8 +82,8 @@ module ActionController
# redirect_back fallback_location: '/', allow_other_host: false
#
# ==== Options
- # * <tt>:fallback_location</tt> - The default fallback location that will be used on missing `Referer` header.
- # * <tt>:allow_other_host</tt> - Allows or disallow redirection to the host that is different to the current host
+ # * <tt>:fallback_location</tt> - The default fallback location that will be used on missing +Referer+ header.
+ # * <tt>:allow_other_host</tt> - Allow or disallow redirection to the host that is different to the current host, defaults to true.
#
# All other options that can be passed to <tt>redirect_to</tt> are accepted as
# options and the behavior is identical.
diff --git a/actionpack/lib/action_controller/metal/request_forgery_protection.rb b/actionpack/lib/action_controller/metal/request_forgery_protection.rb
index bd133f24a1..767eddb361 100644
--- a/actionpack/lib/action_controller/metal/request_forgery_protection.rb
+++ b/actionpack/lib/action_controller/metal/request_forgery_protection.rb
@@ -216,7 +216,7 @@ module ActionController #:nodoc:
# The actual before_action that is used to verify the CSRF token.
# Don't override this directly. Provide your own forgery protection
# strategy instead. If you override, you'll disable same-origin
- # `<script>` verification.
+ # <tt><script></tt> verification.
#
# Lean on the protect_from_forgery declaration to mark which actions are
# due for same-origin request verification. If protect_from_forgery is
@@ -250,7 +250,7 @@ module ActionController #:nodoc:
private_constant :CROSS_ORIGIN_JAVASCRIPT_WARNING
# :startdoc:
- # If `verify_authenticity_token` was run (indicating that we have
+ # If +verify_authenticity_token+ was run (indicating that we have
# forgery protection enabled for this request) then also verify that
# we aren't serving an unauthorized cross-origin response.
def verify_same_origin_request # :doc:
@@ -267,7 +267,7 @@ module ActionController #:nodoc:
@marked_for_same_origin_verification = request.get?
end
- # If the `verify_authenticity_token` before_action ran, verify that
+ # If the +verify_authenticity_token+ before_action ran, verify that
# JavaScript responses are only served to same-origin GET requests.
def marked_for_same_origin_verification? # :doc:
@marked_for_same_origin_verification ||= false
@@ -369,7 +369,7 @@ module ActionController #:nodoc:
end
def compare_with_real_token(token, session) # :doc:
- ActiveSupport::SecurityUtils.secure_compare(token, real_csrf_token(session))
+ ActiveSupport::SecurityUtils.fixed_length_secure_compare(token, real_csrf_token(session))
end
def valid_per_form_csrf_token?(token, session) # :doc:
@@ -380,7 +380,7 @@ module ActionController #:nodoc:
request.request_method
)
- ActiveSupport::SecurityUtils.secure_compare(token, correct_token)
+ ActiveSupport::SecurityUtils.fixed_length_secure_compare(token, correct_token)
else
false
end
@@ -415,11 +415,21 @@ module ActionController #:nodoc:
allow_forgery_protection
end
+ NULL_ORIGIN_MESSAGE = <<-MSG.strip_heredoc
+ The browser returned a 'null' origin for a request with origin-based forgery protection turned on. This usually
+ means you have the 'no-referrer' Referrer-Policy header enabled, or that you the request came from a site that
+ refused to give its origin. This makes it impossible for Rails to verify the source of the requests. Likely the
+ best solution is to change your referrer policy to something less strict like same-origin or strict-same-origin.
+ If you cannot change the referrer policy, you can disable origin checking with the
+ Rails.application.config.action_controller.forgery_protection_origin_check setting.
+ MSG
+
# Checks if the request originated from the same origin by looking at the
# Origin header.
def valid_request_origin? # :doc:
if forgery_protection_origin_check
# We accept blank origin headers because some user agents don't send it.
+ raise InvalidAuthenticityToken, NULL_ORIGIN_MESSAGE if request.origin == "null"
request.origin.nil? || request.origin == request.base_url
else
true
diff --git a/actionpack/lib/action_controller/metal/streaming.rb b/actionpack/lib/action_controller/metal/streaming.rb
index 0b1598bf1b..8dc01a5eb9 100644
--- a/actionpack/lib/action_controller/metal/streaming.rb
+++ b/actionpack/lib/action_controller/metal/streaming.rb
@@ -183,7 +183,7 @@ module ActionController #:nodoc:
# unicorn_rails --config-file unicorn.config.rb
#
# You may also want to configure other parameters like <tt>:tcp_nodelay</tt>.
- # Please check its documentation for more information: http://unicorn.bogomips.org/Unicorn/Configurator.html#method-i-listen
+ # Please check its documentation for more information: https://bogomips.org/unicorn/Unicorn/Configurator.html#method-i-listen
#
# If you are using Unicorn with NGINX, you may need to tweak NGINX.
# Streaming should work out of the box on Rainbows.
diff --git a/actionpack/lib/action_controller/metal/strong_parameters.rb b/actionpack/lib/action_controller/metal/strong_parameters.rb
index ef7c4c4c16..a56ac749f8 100644
--- a/actionpack/lib/action_controller/metal/strong_parameters.rb
+++ b/actionpack/lib/action_controller/metal/strong_parameters.rb
@@ -335,7 +335,7 @@ module ActionController
# the same way as <tt>Hash#each_pair</tt>.
def each_pair(&block)
@parameters.each_pair do |key, value|
- yield key, convert_hashes_to_parameters(key, value)
+ yield [key, convert_hashes_to_parameters(key, value)]
end
end
alias_method :each, :each_pair