File: 100000103.txt

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Rule: 

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Sid: 
100000103

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Summary: 
This event is generated when an empty UDP packet is sent to port 7649, where 
Breed game servers typically listen.

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Impact: 
Upon receiving such a packet, the server will crash, causing a denial of 
service condition.

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Detailed Information:
Breed game servers will pass a NULL pointer upon receiving an empty UDP packet 
on port 7649, causing an immediate crash. The server must be restarted for 
service to resume.

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Affected Systems:
Brat Designs Breed 
Brat Designs Breed Patch #1

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Attack Scenarios: 
A script that generates empty UDP packets can be used to perform this attack.

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Ease of Attack: 
Simple; public exploits exist.

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False Positives:
None Known.

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False Negatives:
None Known.

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Corrective Action: 
No known patches or workarounds exist. System administrators may be able to 
reject these packets at their firewall, depending upon the abilities of the 
firewall system they use.

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Contributors: 
Alex Kirk <alex.kirk@sourcefire.com>

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Additional References:

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