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

From Perimeter L3 Switch Security Technical Implementation Guide - Cisco

Part of SSH login attempts value is greater than 3.

SV-15458r2_rule The network element must be configured for a maximum number of unsuccessful SSH login attempts set at 3 before resetting the interface.

Vulnerability discussion

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.

Check content

Review the configuration and verify the number of unsuccessful SSH login attempts is set at 3. ip ssh authentication-retries 3

Fix text

Configure the network device to require a maximum number of unsuccessful SSH logon attempts at 3.

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