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unalz Filename Handling Directory Traversal Vulnerability
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Secunia Advisory:
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SA19063
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Release Date:
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2006-03-13
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Popularity:
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5,085 views
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Critical:
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Less 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: | unalz 0.x
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| CVE reference: | CVE-2006-0950
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Description:
Secunia Research has discovered a vulnerability in unalz, which potentially can be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to an input validation error when extracting an ALZ archive. This makes it possible to have files extracted to arbitrary locations outside the specified directory using the "../" directory traversal sequence.
The vulnerability has been confirmed in version 0.53. Other version may also be affected.
Solution:
Update to version 0.55.
http://www.kipple.pe.kr/win/unalz/
Provided and/or discovered by:
Tan Chew Keong, Secunia Research.
Original Advisory:
Secunia Research:
http://secunia.com/secunia_research/2006-16/
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About this Secunia Advisory
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
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