- 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.
Port 5674: HyperSCSI Port
Port 5674 is assigned by IANA to hyperscsi-port (HyperSCSI Port).
How hyperscsi-port works
Other servicesThe client sends a request to port 5674 and the hyperscsi-port 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
Is port 5674 dangerous?
We have no specific security note for port 5674. Its risk depends on the program actually listening on it. General advice for other services services:
IANA registry entries for port 5674
| Service | Port | Transport | Description | Reference | Updated |
|---|---|---|---|---|---|
| hyperscsi-port | 5674 | TCP, UDP | HyperSCSI Port | - | 2002-02 |
// source: IANA service name and port number registry
Which program uses port 5674, and is it reachable?
Linux
sudo ss -ltnup 'sport = :5674' # process listening on 5674
sudo lsof -nP -i :5674macOS
sudo lsof -nP -i :5674
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 5674 -State Listen | Select LocalAddress, OwningProcess Get-NetUDPEndpoint -LocalPort 5674 netstat -ano | findstr :5674
From another machine
nmap -p 5674 -sV <host> sudo nmap -sU -p 5674 <host> nc -zv <host> 5674
Block it in the firewall
sudo ufw deny 5674/tcp # Linux (ufw) New-NetFirewallRule -DisplayName "Block 5674" -Direction Inbound -LocalPort 5674 -Protocol TCP -Action Block # Windows
What is port 5674 used for?
Port 5674 is assigned by IANA to hyperscsi-port (HyperSCSI Port).
Is port 5674 TCP or UDP?
Port 5674 is registered for TCP and UDP.
Is it safe to open port 5674?
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 5674 is open?
On Linux run "ss -ltnup 'sport = :5674'", on macOS "lsof -nP -i :5674", and on Windows "netstat -ano | findstr :5674" to see the local process. From another machine, "nmap -p 5674 <host>" shows whether it is reachable.