← Port Encyclopedia
545
Port-545
TCP
System Low Risk
Reserved or unassigned port 545 — may appear in network scans as open, closed, or filtered

🔍 How to Scan Port 545

nmap -sV -p 545 target
nmap -sV -sC --script=banner -p 545 target
nc -zv target 545

🛡️ Security Considerations

  • Scan port 545 with nmap -sV to identify the exact service and version
  • If Port-545 is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit port-545 to find known exploits
  • Monitor traffic on port 545 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
Port 17
QOTD
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Chargen
Port 37
Time
Port 79
Finger
Port 111
RPCbind
Port 113
Ident

📍 Nearby Ports

Port 540
UUCP
Port 541
Port-541
Port 542
Port-542
Port 543
Klogin
Port 544
Kshell
Port 546
Port-546
Port 547
Port-547
Port 548
AFP
Port 549
Port-549
Port 550
Port-550
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