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Serv-U Denial of Service
Secunia Advisory: SA7481
Release Date: 2002-11-11
Popularity: 5,637 views

Critical:
Less critical
Impact: DoS
Where: From remote
Solution Status: Vendor Patch

Software:Serv-U FTP Server 4.x

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Description:
It is possible to perform a Denial of Service attack against Serv-U FTP Server.

It is required that you are logged in either as an anonymous user or a normal FTP user. Logged in user may execute the 'MKD' command in a loop, this will cause the FTP server to consume so much ressources that it stop responding.

Solution:
Upgrade to version 4.1
http://www.serv-u.com/

Provided and/or discovered by:
Matt Thompson
Paul Smurthwaite


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