Port 4993Home FTP Server Web UI

Port 4993 is predominantly associated with the web interface of Home FTP Server, an application designed for personal file sharing. It enables users to remotely manage their FTP server via a web browser, providing a convenient and user-friendly method to configure server settings, users, and access permissions without requiring direct console access..

transport
tcp · udp

2 transports registered

in transit
cleartext

payload readable on path

assignment
unofficial

used by convention

risk
3/10

caution

lookups
11,124

rank 381 of 993 · top 38%

Technical Details

what runs on :4993

Home FTP Server is a lightweight Windows-based software that facilitates file transfer protocol (FTP) services on personal machines, enabling users to host, share, and manage files over the internet or a local network.

The web interface of Home FTP Server typically runs on TCP/UDP port 4993. Through this interface, administrators can log into a browser-based control panel to manage user accounts, set directory permissions, monitor active connections, and configure server preferences. The interface simplifies server administration and is intended to be accessible from both local and remote hosts.

Communication over this port is generally unencrypted by default, allowing quick setup and ease of access but lacking built-in security protections. Integration with other tools or custom UI extensions is limited, given that the software primarily targets home users and small-scale personal file sharing.

Security Information

exposure of :4993

risk score

3/ 10caution

worth attention. how exposed you are depends on configuration — don't leave it reachable from the internet without a reason.

web services averages 3.9 across 112 ports — this one sits 0.9 below.

in transit

cleartext

credentials and payloads are readable by anyone on path

assignment

unofficial

used by convention, not registered — what answers here varies by deployment

reachable over

tcp · udp

udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite

security overview

Common vulnerabilities associated with port 4993 include:

  • Exposure of the web management interface to the public internet, leading to brute force login attempts
  • Use of plaintext protocols making sensitive credentials susceptible to interception via packet sniffing
  • Unpatched software versions vulnerable to known exploits such as privilege escalation or remote code execution through crafted HTTP requests
  • Weak authentication mechanisms or default credentials remaining unchanged

Mitigations include:

  • Restricting access to the web interface through firewall rules or VPN tunneling
  • Enabling SSL/TLS encryption if the software and environment allow, or tunneling through secure connections
  • Regularly updating the server software to patch known vulnerabilities
  • Enforcing strong, unique passwords and disabling or renaming default user accounts
  • Monitoring logs for suspicious repeated login attempts and employing fail2ban or equivalent intrusion prevention mechanisms

the 8 most looked-up other ports in web services — 112 ports carry that label.

risk mix of the 8 listed

  • safe13%
  • caution88%

0 of 8 encrypted