CVE-2006-4847

Ipswitch WS_FTP Server <5.05 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 3 public exploits for CVE-2006-4847. PoCs published by Metasploit, Jacopo Cervini, including Metasploit module exploits/windows/ftp/wsftp_server_505_xmd5.

AI-analyzed exploit summary This is a Metasploit module exploiting a buffer overflow in the XMD5 verb of Ipswitch WS_FTP Server 5.05. It sends a crafted payload to trigger the vulnerability and achieve remote code execution.

Description

Multiple buffer overflows in Ipswitch WS_FTP Server 5.05 before Hotfix 1 allow remote authenticated users to execute arbitrary code via long (1) XCRC, (2) XSHA1, or (3) XMD5 commands.

Exploits (3)

exploitdb WORKING POC VERIFIED
by Metasploit · rubyremotewindows
https://www.exploit-db.com/exploits/16717

This is a Metasploit module exploiting a buffer overflow in the XMD5 verb of Ipswitch WS_FTP Server 5.05. It sends a crafted payload to trigger the vulnerability and achieve remote code execution.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Ipswitch WS_FTP Server 5.05
Auth required
Prerequisites: Network access to the target FTP server · Valid credentials for authentication
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by Jacopo Cervini · remotewindows
https://www.exploit-db.com/exploits/3335

This exploit targets a buffer overflow vulnerability in WS-FTP Server 5.05 via the XMD5 command. It sends a crafted payload to trigger the overflow and execute arbitrary code.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: WS-FTP Server 5.05
Auth required
Prerequisites: Network access to the target FTP server · Valid FTP credentials
devstral-2 · analyzed Feb 16, 2026 Full analysis →
metasploit WORKING POC NORMAL
rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/ftp/wsftp_server_505_xmd5.rb

This Metasploit module exploits a buffer overflow in the XMD5 verb of Ipswitch WS_FTP Server 5.05, allowing remote code execution via a crafted payload. The exploit targets specific return addresses for Windows 2000 and XP variants.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Ipswitch WS_FTP Server 5.05
Auth required
Prerequisites: Network access to the FTP server · Valid credentials for authentication
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Patch, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/21932
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2006/3655
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/28983
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/28939
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/20076

Scores

EPSS 0.8511
EPSS Percentile 99.7%

Details

Status published
Products (27)
ipswitch/ws_ftp_server 1.0.1eval
ipswitch/ws_ftp_server 1.0.2eval
ipswitch/ws_ftp_server 3.0_1
ipswitch/ws_ftp_server 4.01
ipswitch/ws_ftp_server 5.02
ipswitch/ws_ftp_server 5.03
progress/ws_ftp_server 1.0.1
progress/ws_ftp_server 1.0.1.e
progress/ws_ftp_server 1.0.2
progress/ws_ftp_server 1.0.2.e
... and 17 more
Published Sep 19, 2006
Tracked Since Feb 18, 2026