: Use central AAA (e.g., RADIUS/TACACS+) for authentication, authorization, and accounting. This provides logging, granular control, and helps prevent unauthorized privilege escalation, like the CVE-2015-0721 bypass.
Classified with a CVSS v3.1 score of 10.0 , indicating maximum severity. ssh-2.0-cisco-1.25 vulnerability
Scanning tools like Shodan and Censys have identified over globally of the "SSH-2.0-Cisco-1.25" banner. This broad exposure makes these devices prime targets for automated exploit scripts. Remediation and Best Practices : Use central AAA (e