TMA-F5-BIGIP-4.4
Ensure 'Idle timeout' is less than or equal to 10 minutes for serial console sessions
Description
To set an idle timeout for serial console sessions. PASS requires sys global-settings console-inactivity-timeout between 1 and 600 seconds. Audited against tmsh output with defaults shown: save the concatenated output of 'tmsh list auth password-policy all-properties', 'tmsh list auth source all-properties', 'tmsh list auth remote-user all-properties', 'tmsh list auth radius all-properties', 'tmsh list sys httpd all-properties', 'tmsh list sys sshd all-properties', 'tmsh list sys global-settings all-properties', 'tmsh list cli global-settings all-properties', 'tmsh list sys ntp', 'tmsh list sys snmp all-properties', 'tmsh list sys syslog' and 'tmsh list net self all-properties'. Patterns are scoped to the named top-level block.
How it is checked
Audit method: Configuration pattern
- Pattern
(?m)^sys global-settings \{\n(?:[ \t]+[^\n]*\n)*?[ \t]+console-inactivity-timeout (?:[1-9]\d?|[1-5]\d\d|600)[ \t]*$
How it is fixed
Fix method: Guidance or infrastructure patch
tmsh modify sys global-settings console-inactivity-timeout 600 tmsh save sys config # CIS guidance: - Log in to tmsh by typing the following command: tmsh - To configure an automatic logout idle time for serial console sessions, use the following command : modify /sys global-settings console-inactivity-timeout 600 - Save the change by typing the following command: save /sys config
Properties
- Operating systems
- Any
- Tags
- f5-bigipmanagement
- Reference
- CIS F5 Networks Benchmark v1.0.0 - 4.4 Ensure 'Idle timeout' is less than or equal to 10 minutes for serial console sessions
Check this host
Run this on a machine you are allowed to audit. The scan is read-only.
tmaegis scan --target f5-bigip