On Fri, Jan 23, 2015 at 10:59 AM, Iain Morgan <imorgan@xxxxxxxxxxxx> wrote:
>
> As I recall, OpenSSH does not use PAM to implement password changes;
>
Actually it does (via pam_chauthtok() but only when you are using
keyboard-interactive and it has a reliable way to talk to to the user.
> instead, it executes the system's passwd binary.
It does that when you are not using PAM, or when you are using PAM with
"password" authentication (it can't call pam_chauthtok() in the latter case
because by the time it can talk to the user via a tty, it has long since
dropped the privilege required to actually change the password.
--
Darren Tucker (dtucker at zip.com.au)
GPG key 8FF4FA69 / D9A3 86E9 7EEE AF4B B2D4 37C9 C982 80C7 8FF4 FA69
Good judgement comes with experience. Unfortunately, the experience
usually comes from bad judgement.
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