← Port Encyclopedia
1900
SSDP
UDP
Network
High Risk
Simple Service Discovery Protocol — UPnP discovery, amplification DDoS attacks
🔍 How to Scan Port 1900
nmap -sV -p 1900 target
nmap -sV -sC --script=banner -p 1900 target
nc -zv target 1900
🛡️ Security Considerations
- Scan port 1900 with
nmap -sVto identify the exact service and version - If SSDP is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit ssdpto find known exploits - Monitor traffic on port 1900 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation