← Port Encyclopedia
37
Time
TCP/UDP
System
Low Risk
Time protocol — provides machine-readable time, largely replaced by NTP
🔍 How to Scan Port 37
nmap -sV -p 37 target
nmap -sV -sC --script=banner -p 37 target
nc -zv target 37
🛡️ Security Considerations
- Scan port 37 with
nmap -sVto identify the exact service and version - If Time is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit timeto find known exploits - Monitor traffic on port 37 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation