← Port Encyclopedia
432
Port-432
TCP
System Low Risk
Reserved or unassigned port 432 — may appear in network scans as open, closed, or filtered

🔍 How to Scan Port 432

nmap -sV -p 432 target
nmap -sV -sC --script=banner -p 432 target
nc -zv target 432

🛡️ Security Considerations

  • Scan port 432 with nmap -sV to identify the exact service and version
  • If Port-432 is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit port-432 to find known exploits
  • Monitor traffic on port 432 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
Port 5
RJE
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Echo
Port 9
Discard
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systat
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Daytime
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QOTD
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Port 37
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Port 79
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Port 111
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Port 113
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📍 Nearby Ports

Port 427
SLP
Port 428
Port-428
Port 429
Port-429
Port 430
Port-430
Port 431
Port-431
Port 433
Port-433
Port 434
Port-434
Port 435
Port-435
Port 436
Port-436
Port 437
Port-437
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