← Port Encyclopedia
387

Port-387

TCP
System Low Risk
Reserved or unassigned port 387 — may appear in network scans as open, closed, or filtered

🔍 How to Scan Port 387

nmap -sV -p 387 target
nmap -sV -sC --script=banner -p 387 target
nc -zv target 387

🛡️ Security Considerations

  • Scan port 387 with nmap -sV to identify the exact service and version
  • If Port-387 is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit port-387 to find known exploits
  • Monitor traffic on port 387 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation

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systat
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📍 Nearby Ports

Port 382
Port-382
Port 383
HP-Alarm
Port 384
Port-384
Port 385
Port-385
Port 386
Port-386
Port 388
Port-388
Port 389
LDAP
Port 390
Port-390
Port 391
Port-391
Port 392
Port-392
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