← Port Encyclopedia
8765
Ultrasurf
TCP
Proxy
Medium Risk
Ultrasurf — proxy/VPN tool for censorship circumvention
🔍 How to Scan Port 8765
nmap -sV -p 8765 target
nmap -sV -sC --script=banner -p 8765 target
nc -zv target 8765
🛡️ Security Considerations
- Scan port 8765 with
nmap -sVto identify the exact service and version - If Ultrasurf is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit ultrasurfto find known exploits - Monitor traffic on port 8765 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation