← Port Encyclopedia
2323
Telnet-Alt
TCP
Remote Access
High Risk
Alternative Telnet — IoT devices often use this for management
🔍 How to Scan Port 2323
nmap -sV -p 2323 target
nmap -sV -sC --script=banner -p 2323 target
nc -zv target 2323
🛡️ Security Considerations
- Scan port 2323 with
nmap -sVto identify the exact service and version - If Telnet-Alt is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit telnet-altto find known exploits - Monitor traffic on port 2323 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation