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// Web

Port 11175: OEM cacao web service access point

Port 11175 is assigned by IANA to oemcacao-websvc (OEM cacao web service access point).

11175

How oemcacao-websvc works

Web
browser:11175oemcacao-websvc browser:11175oemcacao-websvc

A browser sends an HTTP request to port 11175 and the oemcacao-websvc server sends the page back.

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
Web
01 Security

Is port 11175 dangerous?

We have no specific security note for port 11175. Its risk depends on the program actually listening on it. General advice for web services:

  • Serve it over HTTPS only and check the HTTP security headers.
  • Keep admin consoles and development servers off the Internet.
  • Patch the application server and remove default credentials and sample apps.
02 Registry

IANA registry entries for port 11175

ServicePortTransportDescriptionReferenceUpdated
oemcacao-websvc 11175 TCP OEM cacao web service access point - 2010-09-22
-11175-Reserved--

// source: IANA service name and port number registry

03 Check it

Which program uses port 11175, and is it reachable?

Linux

sudo ss -ltnup 'sport = :11175'      # process listening on 11175
sudo lsof -nP -i :11175

macOS

sudo lsof -nP -i :11175

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 11175 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 11175
netstat -ano | findstr :11175

From another machine

nmap -p 11175 -sV <host>
nc -zv <host> 11175

Block it in the firewall

sudo ufw deny 11175/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 11175" -Direction Inbound -LocalPort 11175 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 11175 used for?

Port 11175 is assigned by IANA to oemcacao-websvc (OEM cacao web service access point).

Is port 11175 TCP or UDP?

Port 11175 is registered for TCP.

Is it safe to open port 11175?

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. Serve it over HTTPS only and check the HTTP security headers.

How do I check if port 11175 is open?

On Linux run "ss -ltnup 'sport = :11175'", on macOS "lsof -nP -i :11175", and on Windows "netstat -ano | findstr :11175" to see the local process. From another machine, "nmap -p 11175 <host>" shows whether it is reachable.

05 Related
:443 HTTPS tcp · udp · sctp · low risk :80 HTTP tcp · udp · sctp · moderate risk :8080 HTTP alternate tcp · udp · high risk :8443 HTTPS alternate tcp · udp · moderate risk :3000 Dev servers / Grafana tcp · udp · moderate risk :5000 Flask / Docker registry / UPnP tcp · udp · moderate risk :8000 HTTP alternate (dev) tcp · udp · moderate risk :8888 Jupyter / HTTP alternate tcp · udp · high risk

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