← Port Encyclopedia
398

Port-398

TCP
System Low Risk
Reserved or unassigned port 398 — may appear in network scans as open, closed, or filtered

🔍 How to Scan Port 398

nmap -sV -p 398 target
nmap -sV -sC --script=banner -p 398 target
nc -zv target 398

🛡️ Security Considerations

  • Scan port 398 with nmap -sV to identify the exact service and version
  • If Port-398 is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit port-398 to find known exploits
  • Monitor traffic on port 398 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation

🔗 Related System Ports

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TCPMUX
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RJE
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Echo
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Discard
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systat
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Daytime
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QOTD
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Chargen
Port 37
Time
Port 79
Finger
Port 111
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Ident

📍 Nearby Ports

Port 393
Port-393
Port 394
Port-394
Port 395
Port-395
Port 396
Port-396
Port 397
Port-397
Port 399
Port-399
Port 400
Port-400
Port 401
Port-401
Port 402
Port-402
Port 403
Port-403
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