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MAILsweeper Malformed Zip Archive Virus Detection Bypass
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Secunia Advisory:
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SA10148
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Release Date:
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2003-11-05
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Last Update:
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2003-11-26
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Popularity:
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6,352 views
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Critical:
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Moderately critical
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Impact:
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Security Bypass
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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: | CS MAILsweeper 4.x for SMTP
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Description:
A vulnerability has been identified in MAILsweeper for SMTP 4.3, which can be exploited by malicious people to bypass the virus detection.
The vulnerability is caused due to an error when checking certain malformed Zip archives (eg. those generated by some Mimail worm variants). This can be exploited to send a virus through the MAILsweeper without it being detected.
Solution:
Apply patch for version 4.3_10 (Technology Update Version 1.4_9):
http://www.clearswift.com/download/SQL/downloadList.asp?productID=364
Original Advisory:
http://www.clearswift.com/download/bin/Patches/CS_Patches_364_609_Readme.htm
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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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