← Port Encyclopedia
397

Port-397

TCP
System Low Risk
Reserved or unassigned port 397 — may appear in network scans as open, closed, or filtered

🔍 How to Scan Port 397

nmap -sV -p 397 target
nmap -sV -sC --script=banner -p 397 target
nc -zv target 397

🛡️ Security Considerations

  • Scan port 397 with nmap -sV to identify the exact service and version
  • If Port-397 is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit port-397 to find known exploits
  • Monitor traffic on port 397 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
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Ident

📍 Nearby Ports

Port 392
Port-392
Port 393
Port-393
Port 394
Port-394
Port 395
Port-395
Port 396
Port-396
Port 398
Port-398
Port 399
Port-399
Port 400
Port-400
Port 401
Port-401
Port 402
Port-402
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