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Rule:
--
Sid:
2051
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Summary:
designated root directory of a web server.
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Impact:
Theft of data and important system information may be disclosed to an
unauthorized party.
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Detailed Information:
The script handling file viewing from the vendor moreover.com contains an error that allows files outside the designated root directory to be viewed in a browser.
The script does not perform checks for the characters ".." when supplied
by a user in a URL. This allows a classic directory traversal attack to
be performaed against the server.
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Affected Systems:
Version 1.0 from moreover.com
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Attack Scenarios:
The attacker merely needs to enter a URL using ../ to traverse the file
system for example:
http://www.foo.com/cgi-bin/cached_feed.cgi?../../../etc/passwd
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Ease of Attack:
Simple
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False Positives:
None Known
--
False Negatives:
None Known
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Corrective Action:
Upgrade to version 2.0 or later
--
Contributors:
Sourcefire Research Team
Brian Caswell <bmc@sourcefire.com>
Nigel Houghton <nigel.houghton@sourcefire.com>
--
Additional References:
Bugtraq:
http://www.securityfocus.com/bid/1762
CVE:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2000-0906
--
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