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

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
highV-220517SRG-APP-000516-NDM-000351CISC-ND-001470SV-220517r961863_rule2025-02-273
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 switch is in compliance with this requirement by having the switch 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 switch is not running a supported release, this is a finding.
✔️ Fix
Upgrade the switch to a supported release.