ESXI-70-000082 - The ESXi host Secure Shell (SSH) daemon must disable port forwarding.

Information

While enabling Transmission Control Protocol (TCP) tunnels is a valuable function of sshd, this feature is not appropriate for use on the ESXi hypervisor.

Solution

From an ESXi shell, add or correct the following line in '/etc/ssh/sshd_config':

AllowTcpForwarding no

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_VMW_vSphere_7-0_Y25M04_STIG.zip