All ports
Port488/UDP
gss-httpPort
488
Protocol
UDP
Category
Well-Known
Service
gss-http
What is port 488?
Port 488/UDP is a Well-Known port, assigned by IANA for widely recognized services. It is associated with the gss-http service.
gss-http
Useful commands
nmapnmap -p 488 -sV example.comnetcatnc -zv example.com 488curlcurl -v http://example.com:488/telnettelnet example.com 488bash(echo > /dev/udp/example.com/488) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 488/udpDeny
sudo ufw deny 488/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 488 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 488 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=488/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 488" dir=in action=allow protocol=UDP localport=488Security 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 488/UDP?
Port 488/UDP is associated with the gss-http service. gss-http
Is it safe to expose port 488 to the Internet?
It depends on the service and configuration. Port 488 (gss-http) 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 488 is open?
You can use nmap: `nmap -p 488 -sV example.com`, netcat: `nc -zv example.com 488`, or the bash command: `(echo > /dev/udp/example.com/488) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 488 on my firewall?
On Linux with UFW: `sudo ufw allow 488/udp` (open) or `sudo ufw deny 488/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 488 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 488" dir=in action=allow protocol=UDP localport=488`.
What applications and services use port 488?
Port 488/UDP is used by the gss-http service. Specific uses depend on the software and configuration. Check our related tools section for more information.