FAILED LOGIN SESSION FROM ttyS0 FOR BOOTP broadcast 5, Authentication failure

[OctopusVPS]

I have SPAM in systemlog:

Quote

Apr 5 07:04:15 Octopus login: FAILED LOGIN SESSION FROM ttyS0 FOR BOOTP broadcast 3, Authentication failure Apr 5 07:04:22 Octopus login: pam_unix(login:auth): check pass; user unknown

Apr 5 07:04:22 Octopus login: pam_unix(login:auth): authentication failure; logname=LOGIN uid=0 euid=0 tty=/dev/ttyS0 ruser= rhost=

Apr 5 07:04:24 Octopus login: FAILED LOGIN 1 FROM ttyS0 FOR Retry count exceeded; starting again, Authentication failure Apr 5 07:04:28 Octopus login: pam_unix(login:auth): check pass; user unknown

Apr 5 07:04:28 Octopus login: pam_unix(login:auth): authentication failure; logname=LOGIN uid=0 euid=0 tty=/dev/ttyS0 ruser= rhost=

Apr 5 07:04:30 Octopus login: FAILED LOGIN 2 FROM ttyS0 FOR BOOTP broadcast 3, Authentication failure Apr 5 07:04:34 Octopus login: pam_unix(login:auth): check pass; user unknown

Apr 5 07:04:34 Octopus login: pam_unix(login:auth): authentication failure; logname=LOGIN uid=0 euid=0 tty=/dev/ttyS0 ruser= rhost=

Apr 5 07:04:36 Octopus login: FAILED LOGIN 3 FROM ttyS0 FOR BOOTP broadcast 5, Authentication failure Apr 5 07:04:40 Octopus login: pam_unix(login:auth): check pass; user unknown

Apr 5 07:04:40 Octopus login: pam_unix(login:auth): authentication failure; logname=LOGIN uid=0 euid=0 tty=/dev/ttyS0 ruser= rhost=

Apr 5 07:04:42 Octopus login: FAILED LOGIN 4 FROM ttyS0 FOR BOOTP broadcast 2, Authentication failure Apr 5 07:04:46 Octopus login: pam_unix(login:auth): check pass; user unknown

Apr 5 07:04:46 Octopus login: pam_unix(login:auth): authentication failure; logname=LOGIN uid=0 euid=0 tty=/dev/ttyS0 ruser= rhost=

 

I dont know why have this in log. How i can find recipe for this.

octopus-syslog-20220405-0705.zip

Edited April 5, 2022 by OctopusVPS