Application error message

Request GET / HTTP/1.1 Host: 12345'"\'\");|]*%00{%0d%0a<%00>%bf%27'#### Referer: https://serverhk.maximum.com:443/ Connection: Keep-alive Accept-Encoding: gzip,deflate User-Agent: Opera/9.80 (Windows NT 6.0; U; en) Presto/2.8.99 Version/11.10 Accept: */* Response HTTP/1.1 500 Internal Server Error Server: nginx/1.8.0 Date: Tue, 22 Dec 2015 00:02:00 GMT Content-Type: text/html; charset=utf-8 Content-Length: 122538 Connection: keep-alive Strict-Transport-Security: max-age=31536000 X-Request-Id: f8204df5-0ff8-436e-9967-de2f33d6e5a7 X-Runtime: 0.629495 The impact of this vulnerability The error messages may disclose sensitive information. This information can be used to launch further attacks. How to fix this vulnerability Review the source code for this script.