fix

ygopro-server.coffee

@@ -340,6 +340,15 @@ ygopro.ctos_follow 'JOIN_GAME', false, (buffer, info, client, server)->
 
         buffer = new Buffer(info.pass[0...8], 'base64')
 
+        if buffer.length != 6
+          ygopro.stoc_send_chat(client,'主机密码不正确 (Invalid Payload Length)', 11)
+          ygopro.stoc_send client, 'ERROR_MSG',{
+            msg: 1
+            code: 2
+          }
+          client.end()
+          return
+
         check = (buf)->
           checksum = 0
           for i in [0...buf.length]

ygopro-server.js

@@ -369,6 +369,15 @@
           return;
         }
         buffer = new Buffer(info.pass.slice(0, 8), 'base64');
+        if (buffer.length !== 6) {
+          ygopro.stoc_send_chat(client, '主机密码不正确 (Invalid Payload Length)', 11);
+          ygopro.stoc_send(client, 'ERROR_MSG', {
+            msg: 1,
+            code: 2
+          });
+          client.end();
+          return;
+        }
         check = function(buf) {
           var checksum, i, k, ref;
           checksum = 0;