Rule:  

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Sid:

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Summary:
This event is generated when an attempt is made to connect to a
Microsoft Terminal Server without using encryption.

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Impact:
Serious. Denial of Service.

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Detailed Information:
Microsoft Windows Terminal Server for NT systems fails to correctly
validate RDP data from client machines that do not use encryption.

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Affected Systems:
	Microsoft Windows Terminal Server

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Attack Scenarios:
An attacker can use one of the publicly available exploit scripts to
cause the DoS.

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Ease of Attack:
Simple. Exploit software exists.

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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action:
Apply the appropriate vendor supplied patch.

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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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