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Re: Failed password for invalid user

On Mar  3 10:03, jesus san miguel wrote:
> I am running cygwin 2.7.0 sshd service under a local cyg_server account.
> I wanted to avoid case sensitive problems by duplicating users in
> /etc/passwd, but I find mixed results:
> I can login as "Administrator", "MYPC+Administrator" and "miabuela",
> but not as "administrator" despite all of them being the same Window
> user.
> This is an excerpt of /etc/passwd:
> $ cat /etc/passwd | grep 500
> SSFE009W2012+Administrator:*:197108:197121:U-SSFE009W2012\Administrator,S-1-5-21-3863157116-1840367147-1613345037-500:/home/Administrator:/bin/bash
> miabuela:*:197108:197121:U-SSFE009W2012\Administrator,S-1-5-21-3863157116-1840367147-1613345037-500:/home/Administrator:/bin/bash
> Administrator:*:197108:197121:U-SSFE009W2012\Administrator,S-1-5-21-3863157116-1840367147-1613345037-500:/home/Administrator:/bin/bash
> administrator:*:197108:197121:U-SSFE009W2012\Administrator,S-1-5-21-3863157116-1840367147-1613345037-500:/home/Administrator:/bin/bash
> #Administrator@SSFE009W2012 /etc
> $ uname -a
> CYGWIN_NT-6.3-WOW SSFE009W2012 2.7.0(0.306/5/3) 2017-02-12 13:13 i686 Cygwin
> The error I get in windows log is "Failed password for invalid user
> administrator"
> Thanks in advance,
> Jesus

OpenSSH checks the username case-sensitive!

So, depending on the order in /etc/passwd you can login either with
"Administrator" or with "administrator", whatever comes first and
matches the user account.


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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