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Nihuo Web Log Analyzer "User-Agent:" Header Script Insertion Vulnerability
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Secunia Advisory:
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SA12347
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Release Date:
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2004-08-23
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Last Update:
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2005-02-28
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Popularity:
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5,203 views
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Critical:
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Moderately critical
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Impact:
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Cross Site Scripting
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Where:
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From remote
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Solution Status:
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Unpatched
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| Software: | Nihuo Web Log Analyzer 1.x
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| CVE reference: | CVE-2004-1729
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Description:
Audun Larsen has reported a vulnerability in Nihuo Web Log Analyzer, which can be exploited by malicious people to conduct script insertion attacks.
Input passed in "User-Agent:" headers are not sanitised before being logged. This can be exploited via a specially crafted HTTP request to execute arbitrary HTML or script code in a user's browser session when a malicious entry is viewed.
The vulnerability has been reported in version 1.6. Prior versions may also be affected.
Solution:
Filter malicious characters and character sequences in a proxy server.
Use another product.
Provided and/or discovered by:
Audun Larsen
Changelog:
2005-02-28: Added CVE reference.
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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