The Juniper SRX Services Gateway must ensure TCP forwarding is disabled for SSH to prevent unauthorized access.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-223214 | JUSX-DM-000114 | SV-223214r1043177_rule | Medium |
| Description |
| Use this configuration option to prevent a user from creating an SSH tunnel over a CLI session to the Juniper SRX via SSH. This type of tunnel could be used to forward TCP traffic, bypassing any firewall filters or ACLs, allowing unauthorized access. |
| STIG | Date |
| Juniper SRX Services Gateway NDM Security Technical Implementation Guide | 2024-12-20 |
Details
| Check Text (C-24887r513329_chk) |
| Use the CLI to view this setting for disabled for SSH. [edit] show system services ssh If TCP forwarding is not disabled for the root user, this is a finding. |
| Fix Text (F-24875r513330_fix) |
| From the configuration mode, enter the following commands to disable TCP forwarding for the SSH protocol. [edit] set system services ssh no-tcp-forwarding |