Ssh-2.0-cisco-1.25 Vulnerability ((full)) File

Older Cisco SSH implementations, including those that may return the 1.25 identifier, have been subject to other notable security advisories: What is Cisco-1.25 in ssh logging.

0 Helpful. Georg Pauwen. VIP Alumni. ‎02-16-2021 12:30 AM. Hello, I think the '1.25' part is the Cisco specific vendor version ID. Cisco Community SSH Terrapin Prefix Truncation Weakness - Cisco Community ssh-2.0-cisco-1.25 vulnerability

Security research reports from April 2025 highlighted significant global exposure for devices identifying as "SSH-2.0-Cisco-1.25". Approximately 92,000 exposed instances found. Censys: Over 103,000 instances identified. FOFA: Up to 309,000 instances detected. Related Historical Vulnerabilities Older Cisco SSH implementations, including those that may

Classified with a CVSS v3.1 score of 10.0 , indicating maximum severity. VIP Alumni

In April 2025, a critical vulnerability was disclosed affecting the Erlang/OTP SSH server, which is embedded in various Cisco products and telecommunications systems.