Set Idle Timeout for SSH to 10 Minutes or Less

HighLevel 1Automatedarista-eos

Description

Idle ssh sessions can be re-used by unathorized users who have access to an unlocked workstation where a network admin has connected to network devices via ssh and has stepped away. Audited against the output of 'show running-config' (not 'show running-config all').

How it is checked

Audit method: Configuration pattern

Pattern: (?m)^management ssh[^\n]*\n(?:[ \t][^\n]*\n)*?[ \t]+idle-timeout (?:[1-9]|10)[ \t\r]*$

How it is fixed

Fix method: Guidance or infrastructure patch

management ssh idle-timeout 10

Properties

Operating systems: Any
Tags: arista-eosnetworkntp
Reference: CIS Arista EOS Benchmark v1.0.0 - 2.6.2 Set Idle Timeout for SSH to 10 Minutes or Less

Check this host

Run this on a machine you are allowed to audit. The scan is read-only.

shell

tmaegis scan --target arista-eos