security attack was stopped!

0,Shopping Cart:0,
Impact: 5 | Tags: Command Execution, id
Description: Detects remote code exectuion tests. Will match "ping -n 3 localhost" and "ping localhost -n 3"  | Tags: Command Execution, id | ID: 74

REMOTE_ADDR: 98.248.214.50
HTTP_X_FORWARDED_FOR:
HTTP_CLIENT_IP:
SCRIPT_FILENAME: /kunden/homepages/15/d244096630/htdocs/v71xhamifratz/member_menu_queries.php
QUERY_STRING: action=get_bubbles_values&bubbles=AddContent%3ANaN%2CMail%3A0%2CFriends%3A0%2CShopping+Cart%3A0%2C&_r=0.04550111677725088
REQUEST_URI: /member_menu_queries.php?action=get_bubbles_values&bubbles=AddContent%3ANaN%2CMail%3A0%2CFriends%3A0%2CShopping+Cart%3A0%2C&_r=0.04550111677725088
QUERY_STRING: action=get_bubbles_values&bubbles=AddContent%3ANaN%2CMail%3A0%2CFriends%3A0%2CShopping+Cart%3A0%2C&_r=0.04550111677725088
SCRIPT_NAME: /member_menu_queries.php
PHP_SELF: /member_menu_queries.php

 

Any clue what does it mean and should I do something??