Logging-in using ssh elevates the user privilege.

Thu Mar 7 11:23:00 GMT 2019

Sorry, the message bellow accidentally lost the references.
On Thu, 7 Mar 2019 20:14:39 +0900 Takashi Yano wrote:
> On 2019年3月06日 19:33:17 +0100 Achim Gratz wrote:
> > This has been the case for as long as I use ssh logins and is by design.
> > You can drop privileges after logon (see cygdrop), but not aquire new
> > ones.
> > 
> > So if that's changed behaviour for you, then your ssh logins didn't
> > actually work the way you thought they were.
>> Thank you for your reply. I had tried cygdrop, and confirmed that
> the problems below cannot be solved by cygdrop.
>> But I don't understand why...
>> On Thu, 7 Mar 2019 01:00:00 +0900 Takashi Yano wrote:
> > Because of this behaviour, the process started in a ssh
> > session cannot be killed from a normal mintty session.
> > 
> > This also causes gnu screen to freeze.
> > 
> > To reproduce this:
> > (1) Start screen in mintty window.
> > (2) Detatch from the screen (Ctrl-A d).
> > (3) Login via ssh.
> > (4) Attach screen by 'screen -r' in ssh session.
> > (5) Detach from the screen (Ctrl-A d).
> > (6) screen freezes and is not terminated normally.

-- 
Takashi Yano <takashi.yano@nifty.ne.jp>
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