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FileCOPA FTP Server "USER" Command Denial of Service
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Secunia Advisory:
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SA20033
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Release Date:
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2006-05-08
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Last Update:
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2006-07-24
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Popularity:
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4,913 views
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Critical:
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Moderately critical
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Impact:
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DoS
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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: | FileCOPA 1.x
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| CVE reference: | CVE-2006-2254
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Description:
Bigeazer has discovered a vulnerability in FileCOPA, which can be exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an error within the handling of the argument passed to the "USER" command. This can be exploited to cause a stack overflow via a large number of newline characters passed as argument to the command.
Successful exploitation crashes the FTP service.
The vulnerability has been confirmed in version 1.01 released 2006-04-06 and 2006-07-18.
Solution:
Update to version 1.01 released 2006-07-21.
Provided and/or discovered by:
Bigeazer
Changelog:
2006-07-19: Added additional version as vulnerable.
2006-07-24: Updated "Solution" section.
Original Advisory:
http://blacksecurity.org/exploits/38/...thentication_Remote_Overflow/111.html
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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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