← Port Encyclopedia
477

Port-477

TCP
System Low Risk
Reserved or unassigned port 477 — may appear in network scans as open, closed, or filtered

🔍 How to Scan Port 477

nmap -sV -p 477 target
nmap -sV -sC --script=banner -p 477 target
nc -zv target 477

🛡️ Security Considerations

  • Scan port 477 with nmap -sV to identify the exact service and version
  • If Port-477 is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit port-477 to find known exploits
  • Monitor traffic on port 477 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation

🔗 Related System Ports

Port 1
TCPMUX
Port 5
RJE
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Echo
Port 9
Discard
Port 11
systat
Port 13
Daytime
Port 17
QOTD
Port 19
Chargen
Port 37
Time
Port 79
Finger
Port 111
RPCbind
Port 113
Ident

📍 Nearby Ports

Port 472
Port-472
Port 473
Port-473
Port 474
Port-474
Port 475
Port-475
Port 476
Port-476
Port 478
Port-478
Port 479
Port-479
Port 480
Port-480
Port 481
Port-481
Port 482
Port-482
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