UCF STIG Viewer Logo
Changes are coming to https://stigviewer.com. Take our survey to help us understand your usage and how we can better serve you in the future.
Take Survey

The SSH daemon must be configured to only use the SSHv2 protocol.


Overview

Finding ID Version Rule ID IA Controls Severity
V-4295 GEN005500 SV-45997r2_rule High
Description
SSHv1 is not a DoD-approved protocol and has many well-known vulnerability exploits. Exploits of the SSH daemon could provide immediate root access to the system.
STIG Date
SUSE Linux Enterprise Server v11 for System z 2016-12-20

Details

Check Text ( C-43280r3_chk )
Locate the sshd_config file:
# more /etc/ssh/sshd_config

Examine the file. If the variables 'Protocol 2,1’ or ‘Protocol 1’ are defined on a line without a leading comment, this is a finding.

Fix Text (F-39363r4_fix)
Edit the sshd_config file and set the "Protocol" setting to "2".

Restart the SSH daemon.
# /sbin/service sshd restart