CyberHunter
Local dataset, no network
// Other services

Port 4325: Cadcorp GeognoSIS Administrator

Port 4325 is assigned by IANA to geognosisadmin (Cadcorp GeognoSIS Administrator), geognosisman (Cadcorp GeognoSIS Administrator).

4325

How geognosisadmin works

Other services
client:4325geognosisadminresponse client:4325geognosisadminresponse

The client sends a request to port 4325 and the geognosisadmin service answers.

Transport
TCP · UDP
Exposure risk
not rated depends on the program listening
Encryption
Unknownnot stated by the registry
IANA status
Assigned2 registered services
Range
Registered (1024-49151)
Category
Other services
01 Security

Is port 4325 dangerous?

We have no specific security note for port 4325. Its risk depends on the program actually listening on it. General advice for other services services:

  • Close the port if nothing on the host needs it.
  • Identify the process that listens on it (commands below) before opening it in a firewall.
  • Expose a service only to the networks that use it.
02 Registry

IANA registry entries for port 4325

ServicePortTransportDescriptionReferenceUpdated
geognosisadmin 4325 TCP Cadcorp GeognoSIS Administrator - 2022-08-12
geognosisman 4325 UDP Cadcorp GeognoSIS Administrator - 2022-08-12

// source: IANA service name and port number registry

03 Check it

Which program uses port 4325, and is it reachable?

Linux

sudo ss -ltnup 'sport = :4325'      # process listening on 4325
sudo lsof -nP -i :4325

macOS

sudo lsof -nP -i :4325

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 4325 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 4325
netstat -ano | findstr :4325

From another machine

nmap -p 4325 -sV <host>
sudo nmap -sU -p 4325 <host>
nc -zv <host> 4325

Block it in the firewall

sudo ufw deny 4325/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 4325" -Direction Inbound -LocalPort 4325 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 4325 used for?

Port 4325 is assigned by IANA to geognosisadmin (Cadcorp GeognoSIS Administrator), geognosisman (Cadcorp GeognoSIS Administrator).

Is port 4325 TCP or UDP?

Port 4325 is registered for TCP and UDP.

Is it safe to open port 4325?

It depends on the program that listens on it. Open it only for a service you know and only to the networks that need it. Close the port if nothing on the host needs it.

How do I check if port 4325 is open?

On Linux run "ss -ltnup 'sport = :4325'", on macOS "lsof -nP -i :4325", and on Windows "netstat -ano | findstr :4325" to see the local process. From another machine, "nmap -p 4325 <host>" shows whether it is reachable.

05 Related
:4444 Metasploit default / krb524 tcp · udp · high risk :31337 Back Orifice / elite tcp · udp · high risk :1 TCP Port Service Multiplexer tcp · udp :5 Remote Job Entry tcp · udp :9 Discard tcp · udp · sctp · dccp :11 Active Users tcp · udp :17 Quote of the Day tcp · udp :18 Message Send Protocol (historic) tcp · udp

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