Ssh20cisco125 Vulnerability May 2026

Many security scanners flag Cisco devices for "SSH2 Weak Key Exchange" or "SSH Weak Algorithms".

Vulnerability Type:

Authorization Bypass / Improper Input Validation ssh20cisco125 vulnerability

2. Strengthen SSH Configuration

• Remote compromise of network devices (routers, switches, firewalls, VPN appliances) leading to:

  Cisco ISE

  The vulnerability exists in a specific internal API of . It stems from a lack of proper authorization checks and insufficient validation of user-supplied data. Attack Vector: Remote, authenticated. Many security scanners flag Cisco devices for "SSH2

  • Check network device syslogs for unexpected reboots, crashes, or SSH server restarts.
  • Centralized SIEM: alert on multiple failed authentications or unusual SSH-based commands.

  What is SSH-2-Cisco-125?

  Monitoring & detection recipes