Rule:  

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Sid:
2334

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Summary:
This event is generated when an attempt is made to access a Yak! FTP
server using the default username and password.

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Impact:
Administrative access to the server.

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Detailed Information:
Yak FTP servers have a default username and password of "user" and 
"y049575046", if this is not changed by the administrator it is possible 
for an attacker to gain unauthorised access to the server.

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Affected Systems:
	Yak FTP servers

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Attack Scenarios:
An attacker merely needs to login to the server using the default 
username and password.

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Ease of Attack:
Simple. No exploit software required.

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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action:
Change the username and password.

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Contributors:
Sourcefire Research Team
Brian Caswell <bmc@sourcefire.com>
Nigel Houghton <nigel.houghton@sourcefire.com>

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Additional References:

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