diff options
| -rw-r--r-- | activesupport/lib/active_support/message_verifier.rb | 2 | ||||
| -rw-r--r-- | activesupport/test/message_verifier_test.rb | 1 |
2 files changed, 2 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/message_verifier.rb b/activesupport/lib/active_support/message_verifier.rb index eee9bbaead..b2a4404968 100644 --- a/activesupport/lib/active_support/message_verifier.rb +++ b/activesupport/lib/active_support/message_verifier.rb @@ -44,7 +44,7 @@ module ActiveSupport # tampered_message = signed_message.chop # editing the message invalidates the signature # verifier.valid_message?(tampered_message) # => false def valid_message?(signed_message) - return if signed_message.blank? + return if signed_message.nil? || !signed_message.valid_encoding? || signed_message.blank? data, digest = signed_message.split("--") data.present? && digest.present? && ActiveSupport::SecurityUtils.secure_compare(digest, generate_digest(data)) diff --git a/activesupport/test/message_verifier_test.rb b/activesupport/test/message_verifier_test.rb index 6c3519df9a..668d78492e 100644 --- a/activesupport/test/message_verifier_test.rb +++ b/activesupport/test/message_verifier_test.rb @@ -24,6 +24,7 @@ class MessageVerifierTest < ActiveSupport::TestCase data, hash = @verifier.generate(@data).split("--") assert !@verifier.valid_message?(nil) assert !@verifier.valid_message?("") + assert !@verifier.valid_message?("\xff") # invalid encoding assert !@verifier.valid_message?("#{data.reverse}--#{hash}") assert !@verifier.valid_message?("#{data}--#{hash.reverse}") assert !@verifier.valid_message?("purejunk") |