The Juniper SRX Services Gateway must ensure TCP forwarding is disabled for SSH to prevent unauthorized access.
An XCCDF Rule
Description
<VulnDiscussion>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.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-223214r513331_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
From the configuration mode, enter the following commands to disable TCP forwarding for the SSH protocol.
[edit]
set system services ssh no-tcp-forwarding