Exploit turns Linode LISH via SSH into SOCKS5 proxy

An author explores a proof-of-concept technique that turns a cloud virtual private server's out-of-band serial console access into a functional SOCKS5 proxy. By routing traffic through an encrypted SSH connection to the serial interface, users can tunnel traffic through the VPS public IPv4 address without opening firewall ports or utilizing network interfaces. Testing revealed a significant decrease in network speed while highlighting privacy implications and overlooked monitoring blind spots in cloud security. Open article →