CyberHunter
Local dataset, no network
// Other services

Port 27345: ImagePump

Port 27345 is assigned by IANA to imagepump (ImagePump).

27345

How imagepump works

Other services
client:27345imagepumpresponse client:27345imagepumpresponse

The client sends a request to port 27345 and the imagepump service answers.

Transport
TCP · UDP
Exposure risk
not rated depends on the program listening
Encryption
Unknownnot stated by the registry
IANA status
Assigned1 registered service
Range
Registered (1024-49151)
Category
Other services
01 Security

Is port 27345 dangerous?

We have no specific security note for port 27345. 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 27345

ServicePortTransportDescriptionReferenceUpdated
imagepump 27345 TCP, UDP ImagePump - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 27345, and is it reachable?

Linux

sudo ss -ltnup 'sport = :27345'      # process listening on 27345
sudo lsof -nP -i :27345

macOS

sudo lsof -nP -i :27345

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 27345 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 27345
netstat -ano | findstr :27345

From another machine

nmap -p 27345 -sV <host>
sudo nmap -sU -p 27345 <host>
nc -zv <host> 27345

Block it in the firewall

sudo ufw deny 27345/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 27345" -Direction Inbound -LocalPort 27345 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 27345 used for?

Port 27345 is assigned by IANA to imagepump (ImagePump).

Is port 27345 TCP or UDP?

Port 27345 is registered for TCP and UDP.

Is it safe to open port 27345?

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 27345 is open?

On Linux run "ss -ltnup 'sport = :27345'", on macOS "lsof -nP -i :27345", and on Windows "netstat -ano | findstr :27345" to see the local process. From another machine, "nmap -p 27345 <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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