The Cisco router must be running an IOS release that is currently supported by Cisco Systems.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-220137	CISC-ND-001470	SV-220137r521266_rule		High

Description
Network devices running an unsupported operating system lack current security fixes required to mitigate the risks associated with recent vulnerabilities. Running a supported release also enables operations to maintain a stable and reliable network provided by improved quality of service and security features.

STIG	Date
Cisco IOS Router NDM Security Technical Implementation Guide	2022-06-09

Details

Check Text ( C-21851r388858_chk )
Verify that the router is in compliance with this requirement by having the router administrator enter the following command: show version Verify that the release is still supported by Cisco. All releases supported by Cisco can be found on the following URL: www.cisco.com/c/en/us/support/ios-nx-os-software If the router is not running a supported release, this is a finding.

Fix Text (F-21845r388859_fix)
Upgrade the router to a supported release.