All ports
Port4057/UDP
wfmPort
4057
Protocol
UDP
Category
Registered
Service
wfm
What is port 4057?
Port 4057/UDP is a Registered port, registered with IANA for specific applications. It is associated with the wfm service.
Servigistics WFM server
Useful commands
nmapnmap -p 4057 -sV example.comnetcatnc -zv example.com 4057curlcurl -v http://example.com:4057/telnettelnet example.com 4057bash(echo > /dev/udp/example.com/4057) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 4057/udpDeny
sudo ufw deny 4057/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 4057 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 4057 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=4057/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 4057" dir=in action=allow protocol=UDP localport=4057Security Risks
- Unauthorized access to the service
- Data exposure if the service is unauthenticated
- Outdated versions with vulnerabilities
- Incorrect service configuration
Frequently Asked Questions
What service runs on port 4057/UDP?
Port 4057/UDP is associated with the wfm service. Servigistics WFM server
Is it safe to expose port 4057 to the Internet?
It depends on the service and configuration. Port 4057 (wfm) is a Registered port. If you need to expose it, keep the service updated, use strong authentication, and configure a firewall. It's always recommended to restrict access by IP when possible.
How do I check if port 4057 is open?
You can use nmap: `nmap -p 4057 -sV example.com`, netcat: `nc -zv example.com 4057`, or the bash command: `(echo > /dev/udp/example.com/4057) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 4057 on my firewall?
On Linux with UFW: `sudo ufw allow 4057/udp` (open) or `sudo ufw deny 4057/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 4057 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 4057" dir=in action=allow protocol=UDP localport=4057`.
What applications and services use port 4057?
Port 4057/UDP is used by the wfm service. Specific uses depend on the software and configuration. Check our related tools section for more information.