← Port Encyclopedia
8545
Ethereum
TCP
Blockchain
High Risk
Ethereum JSON-RPC — blockchain node API, wallet theft if exposed
🔍 How to Scan Port 8545
nmap -sV -p 8545 target
nmap -sV -sC --script=banner -p 8545 target
nc -zv target 8545
🛡️ Security Considerations
- Scan port 8545 with
nmap -sVto identify the exact service and version - If Ethereum is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit ethereumto find known exploits - Monitor traffic on port 8545 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation