Rule:  

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Sid:
2242

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Summary:
This event is generated when an attempt is made to 

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Impact:
Serious. Denial of Service and Execution of arbitrary code are both
possible

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Detailed Information:
Mobius DocumentDirect for the Internet 1.2 contains programming errors
which can present an attacker with the opportunity to issue a Denial of
Service condition against the affected host and also the possiblity to
execute arbitrary code.

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Affected Systems:
	Mobius DocumentDirect for the Internet 1.2

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Attack Scenarios:
According to David Litchfield and Mark Litchfield the following
scenarios are possible:

DoS:
GET /ddrint/bin/ddicgi.exe?[string at least 1553 characters long]=X HTTP/1.0

Buffer overflow:
GET /ddrint/bin/ddicgi.exe HTTP/1.0\r\nUser-Agent: [long string of characters]\r\n\r\n

The attacker could also supply a username greater than 208 characters
which will cause a DoS condition to occur.

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Ease of Attack:
Simple. Exploit code exists.

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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:

Bugtraq:
http://www.securityfocus.com/bid/1657

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