Riverbed Optimization System (RiOS) must enforce the limit of three (3) consecutive invalid logon attempts by a user during a 15-minute time period for web-based management access.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-62861	RICX-DM-000025	SV-77351r1_rule		Medium

Description
By limiting the number of failed login attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute-forcing, is reduced.

STIG	Date
Riverbed SteelHead CX v8 NDM Security Technical Implementation Guide	2019-10-01

Details

Check Text ( C-63655r1_chk )

Verify that RiOS is configured to limit the number of invalid logon attempts during a 15 minute period to 3. Navigate to the device Management Console Navigate to Configure >> Security >> Password Policy Verify that "Login Attempts Before Lockout:" is set to "3" Verify that "Timeout for User Login After Lockout (seconds)" is set to "900" If "Login Attempts Before Lockout" is not set to "3" and/or "Timeout for User Login After Lockout (seconds)" is not set to "900", this is a finding.

Fix Text (F-68779r1_fix)

Configure RiOS to limit the number of invalid logon attempts to 3 during a 15 minute period. Navigate to the device Management Console Navigate to Configure >> Security >> Password Policy Set the value of "Login Attempts Before Lockout:" to "3" Set the value of "Timeout for User Login After Lockout (seconds);" to "900" Click "Apply" to save the changes Navigate to the top of the web page and click "Save" to write changes to memory