Unable to log in to one node with SSH only for a specific user
Applies to
ONTAP 9
Issue
In an environment where ssh login is set using the password method, a specific user can log in to Node A as normal, but cannot log in to Node B with the following warning message displayed.
[XXXX@XXX .ssh]$ ssh -l admin xxx.xxx.xxx.xxx
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the RSA key sent by the remote host isXXXXXXX.
Please contact your system administrator.
Add correct host key in /home/XXX/.ssh/known_hosts to get rid of this message.
Offending RSA key in /home/XXX/.ssh/known_hosts:4
Password authentication is disabled to avoid man-in-the-middle attacks.
Keyboard-interactive authentication is disabled to avoid man-in-the-middle attacks.
Permission denied (publickey,password,keyboard-interactive).
[XXXX@XXX .ssh]$