The Cisco router must be running an IOS release that is currently supported by Cisco Systems.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| high | V-220137 | SRG-APP-000516-NDM-000351 | CISC-ND-001470 | SV-220137r961863_rule | 2026-02-25 | 3 |
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.
ℹ️ Check
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
Upgrade the router to a supported release.