← Port Encyclopedia
13337
PowerShell
TCP
Remote Access
High Risk
Custom backdoor — commonly used by pentesters and malware
🔍 How to Scan Port 13337
nmap -sV -p 13337 target
nmap -sV -sC --script=banner -p 13337 target
nc -zv target 13337
🛡️ Security Considerations
- Scan port 13337 with
nmap -sVto identify the exact service and version - If PowerShell is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit powershellto find known exploits - Monitor traffic on port 13337 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation