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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.

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Vulnerability Assessment Details

GameSpy detection

Vulnerability Assessment Summary
Searches for the existence of a GameSpy server

Detailed Explanation for this Vulnerability Assessment

The remote host is running a GameSpy server.

This service is used to host a gaming server.

It turns out that since these server use UDP as their transport layer, an
attacker may misuse them so that they flood a third party host, as they send
multiple UDP packets in reply to one request, by sending a spoofed
UDP packet with the IP address of their target as the source field.

A possible hacker may use this service and network connection as a mean to flood a
third party host.

Solution : Filter incoming traffic to this port, or disable this service
Network Security Threat Level: Medium
See also: http://www.pivx.com/kristovich/adv/mk001/

Networks Security ID: 6636

Vulnerability Assessment Copyright: This script is Copyright (C) 2003 Renaud Deraison

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