CyberHunter
Local dataset, no network
// Other services

Port 2508: JDataStore

Port 2508 is assigned by IANA to jdatastore (JDataStore).

2508

How jdatastore works

Other services
client:2508jdatastoreresponse client:2508jdatastoreresponse

The client sends a request to port 2508 and the jdatastore 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 2508 dangerous?

We have no specific security note for port 2508. 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 2508

ServicePortTransportDescriptionReferenceUpdated
jdatastore 2508 TCP, UDP JDataStore - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2508, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2508'      # process listening on 2508
sudo lsof -nP -i :2508

macOS

sudo lsof -nP -i :2508

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2508 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2508
netstat -ano | findstr :2508

From another machine

nmap -p 2508 -sV <host>
sudo nmap -sU -p 2508 <host>
nc -zv <host> 2508

Block it in the firewall

sudo ufw deny 2508/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2508" -Direction Inbound -LocalPort 2508 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2508 used for?

Port 2508 is assigned by IANA to jdatastore (JDataStore).

Is port 2508 TCP or UDP?

Port 2508 is registered for TCP and UDP.

Is it safe to open port 2508?

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 2508 is open?

On Linux run "ss -ltnup 'sport = :2508'", on macOS "lsof -nP -i :2508", and on Windows "netstat -ano | findstr :2508" to see the local process. From another machine, "nmap -p 2508 <host>" shows whether it is reachable.

05 Related
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