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Internet Explorer FTP Download Directory Traversal
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Secunia Advisory:
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SA13704
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Release Date:
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2005-01-03
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Last Update:
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2006-03-23
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Popularity:
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54,246 views
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Critical:
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Moderately critical
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Impact:
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System access
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| Software: | Microsoft Internet Explorer 5.01
Microsoft Internet Explorer 5.5
Microsoft Internet Explorer 6.x
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| CVE reference: | CVE-2004-1376
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Description:
A vulnerability has been discovered in Internet Explorer, which can be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to an input validation error in the handling of FTP file transfers. This can be exploited by a malicious FTP server to create files in arbitrary locations via directory traversal attacks by tricking a user into downloading malicious files (e.g. by dragging or copying a file or folder).
The vulnerability has been confirmed on a fully patched system with Internet Explorer 6.0 and Microsoft Windows 2000 SP4 / XP SP1.
Solution:
Apply patches.
For details:
SA17163
Provided and/or discovered by:
Reported by vendor in KB article.
Later discovered and reported by Albert Puigsech Galicia.
Changelog:
2005-01-10: Added link to Microsoft KB article.
2005-01-19: Added CVE reference.
2006-03-23: Updated "Solution" section.
Original Advisory:
Microsoft KB Article:
http://support.microsoft.com/kb/810790
Albert Puigsech Galicia:
http://www.7a69ezine.org/node/view/176
Other References:
Secunia:
http://secunia.com/advisories/17163/
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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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