Bug 1090275: WebServices modules should maintain a whitelist of methods that are allowed instead of allowing access to any function imported into its namespace

r=dylan,a=glob

1 files changed, 6 insertions, 0 deletions

diff --git a/Bugzilla/WebService/Server/JSONRPC.pm b/Bugzilla/WebService/Server/JSONRPC.pm
index 6cda47480..0b2995a66 100644
--- a/Bugzilla/WebService/Server/JSONRPC.pm
+++ b/Bugzilla/WebService/Server/JSONRPC.pm
@@ -31,6 +31,7 @@ use Bugzilla::Util;
 
 use HTTP::Message;
 use MIME::Base64 qw(decode_base64 encode_base64);
+use List::MoreUtils qw(none);
 
 #####################################
 # Public JSON::RPC Method Overrides #
@@ -404,6 +405,11 @@ sub _argument_type_check {
         }
     }
 
+    # Only allowed methods to be used from our whitelist
+    if (none { $_ eq $method} $pkg->PUBLIC_METHODS) {
+        ThrowUserError('unknown_method', { method => $self->bz_method_name });
+    }
+
     # This is the best time to do login checks.
     $self->handle_login();