Cat Soft Serv-U FTP server prior 2.5i CWD ..%20 directory traversal 1.1
 
Plugin ID212
Plugin nameCat Soft Serv-U FTP server prior 2.5i CWD ..%20 directory traversal
Plugin filenameCat Soft Serv-U FTP server prior 2.5i CWD ..-20 directory traversal.plugin
Plugin filesize3479 bytes
Plugin familyFTP
Plugin created nameMarc Ruef
Plugin created emailmarc dot ruef at computec dot ch
Plugin created webhttp://www.computec.ch
Plugin created companycomputec.ch
Plugin created date2004/09/13
Plugin updated nameMarc Ruef
Plugin updated emailmarc dot ruef at computec dot ch
Plugin updated webhttp://www.computec.ch
Plugin updated companycomputec.ch
Plugin updated date2004/11/13
Plugin version1.1
Plugin changelogCorrected the plugin structure and added the accuracy values in 1.1
Plugin protocoltcp
Plugin port21
Plugin procedure detectionopen|sleep|close|pattern_exists 220 Serv-U FTP-Server v2.[0-5]* OR *to /..* OR *to /[a-z]:/* OR *550 /[a-z]:/.*
Plugin detection accuracy99
Plugin commentThis plugin may be very accurate if not just the banner is analyzed.
Bug published nameZoa_Chien
Bug published emailzoachien at securax dot org
Bug published webhttp://www.securax.org
Bug published companysecurax.org
Bug published date2000/12/05
Bug advisoryhttp://www.securityfocus.com/archive/1/148905
Bug affectedServ-U FTP server prior 2.5i
Bug not affectedServ-U FTP server newer than 2.5i or other ftp servers
Bug vulnerability classDirectory Traversal
Bug descriptionThe Serv-U FTP server is a well-known ftp server for Windows operating systems. It is possible to break out of the remoteFTP chroot by appending %20s in the CWD command.
Bug solutionIf the ftp server is not used it should be de-installed or de-activated. Install the newest patch or bugfix to solve the problem or upgrade to the latest software version which is not vulnerable anymore. Additionally limit unwanted connections and communications with firewalling.
Bug fixing timeApprox. 20 minutes
Bug exploit availabilityYes
Bug exploit urlhttp://www.securityfocus.com/bid/2052/exploit/
Bug remoteYes
Bug localYes
Bug severityMedium
Bug popularity7
Bug simplicity8
Bug impact8
Bug risk7
Bug Nessus riskHigh
Bug check toolsNessus is able to same check. The attack is very well documented in the original Bugtraq posting.
Source CVECVE-2001-0054
Source SecurityFocus BID2052
Source Nessus ID10565
Source LiteratureHacking Exposed: Network Security Secrets & Solutions, Stuart McClure, Joel Scambray and George Kurtz, February 25, 2003, 4th Edition, McGraw-Hill Osborne Media, ISBN 0072227427
Source Misc.http://www.securityfocus.com/archive/1/149180

This file was generated by the Attack Tool Kit (ATK), the open-sourced security scanner and exploiting framework.