Ssh-2.0-cisco-1.25 Vulnerability !!hot!! Jun 2026

Cisco has released software updates to address these vulnerabilities across its product lines. Administrators are advised to:

The impact of the SSH-2.0-Cisco-1.25 vulnerability is significant. If exploited, an attacker could: ssh-2.0-cisco-1.25 vulnerability

! Enable strong algorithms (remove weak KEX, ciphers, MACs) ip ssh server algorithm encryption aes256-ctr aes192-ctr aes128-ctr ip ssh server algorithm mac hmac-sha2-512 hmac-sha2-256 ip ssh server algorithm kex ecdh-sha2-nistp521 ecdh-sha2-nistp384 Cisco has released software updates to address these

While the banner is a standard part of the SSH handshake, it is frequently flagged by security scanners (like Nessus or Qualys) as "potentially vulnerable" because it reveals that the device is running an older or specific version of the Cisco SSH server. Cisco Community Understanding the Banner : Indicates the device is using SSH Protocol Version 2.0. Cisco-1.25 ssh-2.0-cisco-1.25 vulnerability