Rule:

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Sid:
2374

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Summary:
This event is generated when an attempt is made to exploit a buffer 
overflow vulnerability associated with Mollensoft Hyperion FTP/Encladus Server Suite NLST 
command. 

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Impact:
Remote access.  A successful attack may permit the remote execution of 
arbitrary commands with system privileges.

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Detailed Information:
CesarFTPD offers FTP servers for Windows hosts. A vulnerability exists 
with the NLST command that can cause a buffer overflow and permit the 
execution of arbitrary commands with system privileges. The buffer 
overflow can be caused by supplying an overly long argument to the NLST 
command.

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Affected Systems:
	Mollensoft Software Enceladus Server Suite 3.9.11
	Mollensoft Software Hyperion FTP Server 3.5.2

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Attack Scenarios:
An attacker can supply an overly long file argument with the NLST 
command, causing a buffer overflow.

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Ease of Attack:
Simple.  

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False Positives:
None Known.

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False Negatives:
None Known.

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Corrective Action:
Upgrade to the latest non-affected version of the software.

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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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