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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> FTP >> proftpd < 1.2.11 remote user enumeration


Vulnerability Assessment Details

proftpd < 1.2.11 remote user enumeration

Vulnerability Assessment Summary
Checks the version of the remote proftpd

Detailed Explanation for this Vulnerability Assessment

The remote ProFTPd server is as old or older than 1.2.10

It is possible to acertain which user names are valid on the remote host
based on timing analysis attack of the login procedure.

A possible hacker may use this flaw to set up a list of valid usernames for a
more efficient brute-force attack against the remote host.

Solution : Upgrade to a newer version
Network Security Threat Level: Low

Networks Security ID: 11430

Vulnerability Assessment Copyright: This script is Copyright (C) 2004 David Maciejak

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