Rule:
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Sid:
1050
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Summary:
This event is generated when a request is made to a webserver using the 
the command 'GETPROPERTIES'. This may be an indication that a buffer 
overflow attack may be in process.
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Impact:
If successful, this attack will allow attackers to run code of their 
choosing on the victim server.
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Detailed Information:
The web publishing feature in iPlanet Web Server 4.1 is vulnerable to a 
buffer overflow.
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Affected Systems:
iPlanet Web Server 4.1 up to Service Pack 8
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Attack Scenarios:
An attacker can spawn a remote shell on the server and execute any 
command they desire.
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Ease of Attack:
Difficult.  Exploit code does not appear to exist as of June 2003, so an
attacker would need to write the code themselves.
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False Positives:
Legimate uses of web publishing.
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False Negatives:
This vulnerability can be exploited using any number of web publishing 
commands, however this rule only generates an event on one specific 
command (GETPROPERTIES).
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Corrective Action:
Disable web publishing or upgrade your web server software.
--
Contributors:
Sourcefire Research Team
Brian Caswell <bmc@sourcefire.com>
Nigel Houghton <nigel.houghton@sourcefire.com>
Snort documentation contributed by Kevin Peuhkurinen <kevin.peuhkurinen@hepcoe.com>

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Additional References:

NTBugtraq Archive:
http://archives.neohapsis.com/archives/ntbugtraq/2001-q2/0035.html

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