File: 1920.txt

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Nigel:  Old reference pointed to something totally unrelated.
Rule:
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Sid:
1920

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Summary:
This event is generated when an attempt is made to exploit a vulnerability associated with the FTP SITE NEWER command that may cause a denial of service or allow the upload of executable files.

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Impact:
Remote access or denial of service.  A successful attack can cause a denial of service or allow the upload of executable files on the vulnerable FTP server.

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Detailed Information:
This event is generated when an attempt is made to exploit a vulnerability associated with the WU-FTP server version of the SITE NEWER command. It is possible to cause a denial of service attack that consumes memory or upload files to execute arbitrary commands with the privileges of the process running the FTP server. 

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Affected Systems:
Hosts running WU-FTPD 2.5.0.  

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Attack Scenarios:
An attacker can cause a denial of service or upload files to execute arbitrary commands on the vulnerable FTP server.

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Ease of Attack:
Difficult.  No known exploits available.

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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>
Judy Novak <judy.novak@sourcefire.com>

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Additional References:

Bugtraq:
http://www.securityfocus.com/bid/737

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