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ProFTPD "sreplace()" Buffer Overflow Vulnerability
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Secunia Advisory:
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SA22803
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Release Date:
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2006-11-10
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Last Update:
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2006-11-28
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Popularity:
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15,861 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: | ProFTPD 1.3.x
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| CVE reference: | CVE-2006-5815
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Description:
Evgeny Legerov has reported a vulnerability in ProFTPD, which potentially can be exploited by malicious user's to compromise a vulnerable system.
The vulnerability is caused due to an off-by-one error within the "sreplace()" function in src/support.c. This can be exploited to cause a buffer overflow by e.g. uploading a malicious ".message" file or sending specially crafted commands to the server.
Successful exploitation may allow execution of arbitrary code.
The vulnerability is reported in version 1.3.0. Other versions may also be affected.
Solution:
Update to version 1.3.0a.
Provided and/or discovered by:
Evgeny Legerov, GLEG Ltd.
Changelog:
2006-11-28: Added additional information provided by Evengy Legerov, changed "Solution" section.
Original Advisory:
Advisory by Evgeny Legerov:
http://gleg.net/proftpd.txt
ProFTPD Bug #2858:
http://bugs.proftpd.org/show_bug.cgi?id=2858
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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.
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