Rule:

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Sid:

1167

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Summary:

This event is generated when an attempt is made to gain information on installed packages on OpenLINUX.

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Impact:

This is a serious information leak, since an attack could then attempt to determine and exploit any vulnerable packages.


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Detailed Information:

The OpenLinux CGI package comes with a script called rpm_query. A 
vulnerability exists which will allow a remote user to list all
packages/versions installed on the system. This information will be 
useful for an attacker to further compromise a system.


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Affected Systems:

	OpenLinux Desktop 2.3        
        OpenLinux eServer 2.3        

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Attack Scenarios:

GET http://target/cgi-bin/rpm_query HTTP/1.0

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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:

Remove the package (/home/httpd/cgi-bin/rpm_query)   

Upgrade to the latest version of OpenLinux (2.3-17 or later), 

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Contributors:
Sourcefire Research Team
Brian Caswell <bmc@sourcefire.com>
Nigel Houghton <nigel.houghton@sourcefire.com>
Snort documentation contributed by Nawapong Nakjang (tony@ksc.net, tonie@thai.com)

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Additional References:

Bugtraq:
http://www.securityfocus.com/bid/1036

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