- Industrial and IoT protocols often have no authentication: never expose them to the Internet.
- Segment OT networks from IT and use protocol-aware firewalls.
- Monitor with an ICS-aware intrusion detection system.
Port 5075: Experimental Physics and Industrial Control System
Port 5075 is assigned by IANA to pvaccess (Experimental Physics and Industrial Control System).
5075
How pvaccess works
IoT & industrial (ICS)A controller sends commands to an industrial device on port 5075, which acts on the physical process.
- Transport
- TCP
- 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
- IoT & industrial (ICS)
Is port 5075 dangerous?
We have no specific security note for port 5075. Its risk depends on the program actually listening on it. General advice for iot & industrial (ics) services:
IANA registry entries for port 5075
| Service | Port | Transport | Description | Reference | Updated |
|---|---|---|---|---|---|
| pvaccess | 5075 | TCP | Experimental Physics and Industrial Control System | - | 2012-03-23 |
| - | 5075 | - | Reserved | - | - |
// source: IANA service name and port number registry
Which program uses port 5075, and is it reachable?
Linux
sudo ss -ltnup 'sport = :5075' # process listening on 5075
sudo lsof -nP -i :5075macOS
sudo lsof -nP -i :5075
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 5075 -State Listen | Select LocalAddress, OwningProcess Get-NetUDPEndpoint -LocalPort 5075 netstat -ano | findstr :5075
From another machine
nmap -p 5075 -sV <host> nc -zv <host> 5075
Block it in the firewall
sudo ufw deny 5075/tcp # Linux (ufw) New-NetFirewallRule -DisplayName "Block 5075" -Direction Inbound -LocalPort 5075 -Protocol TCP -Action Block # Windows
What is port 5075 used for?
Port 5075 is assigned by IANA to pvaccess (Experimental Physics and Industrial Control System).
Is port 5075 TCP or UDP?
Port 5075 is registered for TCP.
Is it safe to open port 5075?
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. Industrial and IoT protocols often have no authentication: never expose them to the Internet.
How do I check if port 5075 is open?
On Linux run "ss -ltnup 'sport = :5075'", on macOS "lsof -nP -i :5075", and on Windows "netstat -ano | findstr :5075" to see the local process. From another machine, "nmap -p 5075 <host>" shows whether it is reachable.
Other iot & industrial (ics) ports
:1883 MQTT tcp · udp · high risk :8883 MQTT over TLS tcp · udp · moderate risk :502 Modbus TCP tcp · udp · critical risk :102 Siemens S7 (ISO-TSAP) tcp · udp · critical risk :47808 BACnet udp · tcp · critical risk :20000 DNP3 tcp · udp · sctp · critical risk :44818 EtherNet/IP tcp · udp · critical risk :802 Modbus Application Protocol Secure tcp · udp