CyberHunter
// Other services

Port 24249: Vista 4GL

Port 24249 is assigned by IANA to vista-4gl (Vista 4GL).

24249

How vista-4gl works

Other services
client:24249vista-4glresponse client:24249vista-4glresponse

The client sends a request to port 24249 and the vista-4gl 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)
01 Security

Is port 24249 dangerous?

We have no specific security note for port 24249. 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 24249

ServicePortTransportDescriptionReferenceUpdated
vista-4gl 24249 TCP, UDP Vista 4GL - 2020-01-06

// source: IANA service name and port number registry

03 Check it

Which program uses port 24249, and is it reachable?

Linux

sudo ss -ltnup 'sport = :24249'      # process listening on 24249
sudo lsof -nP -i :24249

macOS

sudo lsof -nP -i :24249

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 24249 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 24249
netstat -ano | findstr :24249

From another machine

nmap -p 24249 -sV <host>
sudo nmap -sU -p 24249 <host>
nc -zv <host> 24249

Block it in the firewall

sudo ufw deny 24249/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 24249" -Direction Inbound -LocalPort 24249 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 24249 used for?

Port 24249 is assigned by IANA to vista-4gl (Vista 4GL).

Is port 24249 TCP or UDP?

Port 24249 is registered for TCP and UDP.

Is it safe to open port 24249?

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 24249 is open?

On Linux run "ss -ltnup 'sport = :24249'", on macOS "lsof -nP -i :24249", and on Windows "netstat -ano | findstr :24249" to see the local process. From another machine, "nmap -p 24249 <host>" shows whether it is reachable.

05 Related