CVE-2005-3589

FileZilla Server Terminal 0.9.4d - Denial of Service via Long USER FTP Command

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2005-3589. PoCs published by Inge Henriksen, aushack, including Metasploit module auxiliary/dos/windows/ftp/filezilla_admin_user.

AI-analyzed exploit summary This exploit is a proof-of-concept for a denial-of-service (DoS) vulnerability in FileZilla Server Terminal 0.9.4d. It sends increasingly large 'USER' commands to the target FTP server, causing it to crash or become unresponsive.

Description

Buffer overflow in FileZilla Server Terminal 0.9.4d may allow remote attackers to cause a denial of service (terminal crash) via a long USER ftp command.

Exploits (2)

exploitdb WORKING POC VERIFIED
by Inge Henriksen · c++doswindows
https://www.exploit-db.com/exploits/1336

This exploit is a proof-of-concept for a denial-of-service (DoS) vulnerability in FileZilla Server Terminal 0.9.4d. It sends increasingly large 'USER' commands to the target FTP server, causing it to crash or become unresponsive.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: FileZilla Server Terminal 0.9.4d
No auth needed
Prerequisites: Network access to the target FTP server · Target server running FileZilla Server Terminal 0.9.4d
devstral-2 · analyzed Feb 16, 2026 Full analysis →
metasploit WORKING POC
by aushack · rubypoc
https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/dos/windows/ftp/filezilla_admin_user.rb

This Metasploit module exploits a stack overflow vulnerability in FileZilla FTP Server Admin Interface by sending excessively long USER commands, causing a DoS condition. The exploit targets versions 0.9.4d and earlier.

Classification
Working Poc 100%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: FileZilla FTP Server Admin Interface <= 0.9.4d
No auth needed
Prerequisites: Network access to the FileZilla FTP Server Admin Interface
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/20817
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/15346
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=113140190521377&w=2
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/417307/30/0/threaded

Scores

EPSS 0.6766
EPSS Percentile 98.6%

Details

Status published
Products (1)
filezilla/filezilla_server_terminal 0.9.4d
Published Nov 16, 2005
Tracked Since Feb 18, 2026