All ports
Port593/UDP
http-rpc-epmapPort
593
Protocol
UDP
Category
Well-Known
Service
http-rpc-epmap
What is port 593?
Port 593/UDP is a Well-Known port, assigned by IANA for widely recognized services. It is associated with the http-rpc-epmap service.
HTTP RPC Ep Map
Useful commands
nmapnmap -p 593 -sV example.comnetcatnc -zv example.com 593curlcurl -v http://example.com:593/telnettelnet example.com 593bash(echo > /dev/udp/example.com/593) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 593/udpDeny
sudo ufw deny 593/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 593 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 593 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=593/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 593" dir=in action=allow protocol=UDP localport=593Security Risks
- SQL injection and cross-site scripting (XSS)
- Exposure of sensitive data due to lack of encryption
- Denial of service attacks (DoS)
- Directory traversal and exposure of sensitive files
- Brute force attacks against authentication forms
Frequently Asked Questions
What service runs on port 593/UDP?
Port 593/UDP is associated with the http-rpc-epmap service. HTTP RPC Ep Map
Is it safe to expose port 593 to the Internet?
It depends on the service and configuration. Port 593 (http-rpc-epmap) is a Well-Known 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 593 is open?
You can use nmap: `nmap -p 593 -sV example.com`, netcat: `nc -zv example.com 593`, or the bash command: `(echo > /dev/udp/example.com/593) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 593 on my firewall?
On Linux with UFW: `sudo ufw allow 593/udp` (open) or `sudo ufw deny 593/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 593 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 593" dir=in action=allow protocol=UDP localport=593`.
What applications and services use port 593?
Port 593/UDP is used by the http-rpc-epmap service. Specific uses depend on the software and configuration. Check our related tools section for more information.