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The network device must be configured for a maximum number of unsuccessful SSH logon attempts set at 3 before resetting the interface.


Overview

Finding ID Version Rule ID IA Controls Severity
V-5613 NET1646 SV-5613r4_rule ECSC-1 Medium
Description
An attacker may attempt to connect to the device using SSH by guessing the authentication method and authentication key or shared secret. Setting the authentication retry to 3 or less strengthens against a Brute Force attack.
STIG Date
Perimeter Router Security Technical Implementation Guide 2015-07-01

Details

Check Text ( C-3538r8_chk )
Review the configuration and verify the number of unsuccessful SSH logon attempts is set at 3.

If the device is not configured to reset unsuccessful SSH logon attempts at 3, this is a finding.
Fix Text (F-5524r9_fix)
Configure the network device to require a maximum number of unsuccessful SSH logon attempts at 3.