Merge pull request #1031 from Fryguy/handle_unicode_chars_in_headers

Handle Unicode characters in httpd auth headers

(cherry picked from commit 050a977)

app/controllers/api/base_controller/authentication.rb

@@ -146,7 +146,8 @@ def valid_ui_session?
 
       def authenticate_with_jwt
         timeout = ::Settings.api.authentication_timeout.to_i_with_method
-        user = User.authenticate(request.headers["X-REMOTE-USER"], "", request, :require_user => true, :timeout => timeout)
+        user_header = request.headers["X-REMOTE-USER"]&.force_encoding("UTF-8")
+        user = User.authenticate(user_header, "", request, :require_user => true, :timeout => timeout)
         auth_user(user.userid)
       rescue => e
         raise AuthenticationError, "Failed to Authenticate with JWT - error #{e}"