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Rule:
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Sid:
803
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Summary:
This event is generated when an attempt is made to access hsx.cgi and
then utilize a directory traversal technique to read files outside the
root directory of the web server. This indicates an attempt to exploit a
vulnerability in the Hyperseek 2000 search engine that allows
read-access to directory listings and files.
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Impact:
Information gathering.
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Detailed Information:
This event indicates that an attempt has been made to exploit a directory traversal vulnerability in HyperSeek 2000. When directory traversal techniques such as ../../ are used as arguments to hsx.cgi, an unauthorized user can navigate to directories and access files that are normally hidden.
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Affected Systems:
Web servers running iWeb Systems HyperSeek 2000 are vulnerable.
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Attack Scenarios:
An attacker can use a directory traversal technique when executing hsx.cgi to view hidden directories and files on the web server.
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Ease of Attack:
Simple. Exploits exist.
--
False Positives:
None known.
--
False Negatives:
None known.
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Corrective Action:
Apply the appropriate vendor supplied patches.
Uprade to the latest non-affected version of the software.
--
Contributors:
Original rule writer unknown
Rule modified by Brian Caswell <bmc@sourcefire.com>
Nigel Houghton <nigel.houghton@sourcefire.com>
Sourcefire Technical Publications Team
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Additional References:
Bugtraq
http://www.securityfocus.com/bid/2314
CERT/CC
http://www.kb.cert.org/vuls/id/146704
CVE
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2001-0253
Nessus
http://cgi.nessus.org/plugins/dump.php3?id=10602
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