pam_tally with sshd: ssh password-based failures not tally'd

John Newbigin jn at it.swin.edu.au
Thu Oct 28 00:35:43 UTC 2004


Adam Monsen wrote:

>...
> I know this is a somewhat borderline, difficult-to-exploit case, but
> it seems like buggy behavior on the part of pam_tally. I would expect
> either branch of the condition to cause PAM/ssh/whatever just spit out
> "account disabled" and drop the connection.
> 
AFAIK, ssh does not have the ability to report a reason for why you 
can't log in.  This is probably a security feature so you don't leak 
info the the hackers.

John.

-- 
John Newbigin
Computer Systems Officer
Faculty of Information and Communication Technologies
Swinburne University of Technology
Melbourne, Australia
http://www.it.swin.edu.au/staff/jnewbigin




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