The operating system must terminate all sessions and network connections when non-local maintenance is completed.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-216162	SOL-11.1-050460	SV-216162r603268_rule		Medium

Description
Non-local maintenance and diagnostic activities are those activities conducted by individuals communicating through a network, either an external network (e.g., the Internet) or an internal network. The operating system needs to ensure all sessions and network connections are terminated when non-local maintenance is completed.

STIG	Date
Solaris 11 X86 Security Technical Implementation Guide	2021-11-23

Details

Check Text ( C-17400r372868_chk )
Determine if SSH is configured to disconnect sessions after 10 minutes of inactivity. # grep ClientAlive /etc/ssh/sshd_config If the output of this command is not: ClientAliveInterval 600 ClientAliveCountMax 0 this is a finding.

Fix Text (F-17398r372869_fix)
The root role is required. Configure the system to disconnect SSH sessions after 10 minutes of inactivity. # pfedit /etc/ssh/sshd_config Insert the two lines: ClientAliveInterval 600 ClientAliveCountMax 0 Restart the SSH service with the new configuration. # svcadm restart svc:/network/ssh