[Pkg-samba-maint] Bug#821730: samba: Cannot connect to Samba 4.2 server from OS X 10.11

[Tim Rogers]

Yes, I do. Is that incorrect?

[global]
workgroup = OHS
server string = File Server
netbios name = server-2

# security = user
map to guest = Bad User

...

Thank you.

On Mon, Apr 18, 2016 at 6:18 PM Andrew Bartlett <abartlet at samba.org> wrote:

> On Mon, 2016-04-18 at 21:41 +0000, Tim Rogers wrote:
> > Package: samba
> > Version: 2:4.2.10+dfsg-0+deb8u2
> > Severity: important
> >
> > Dear Maintainer,
> >
> > After upgrading from Samba 4.1 to Samba 4.2, I can no longer connect
> > to shares from OS X 10.11. Linux boxes (upgraded to Samba 4.2)
> > connect fine,
> > as does Windows 10.
> >
> > Samba logs show the following error for each connection attempt:
> >
> > [2016/04/15 12:40:07.087650,  1]
> > ../auth/ntlmssp/ntlmssp_server.c:908(ntlmssp_server_postauth)
> >   ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[GUEST]
> > domain=[] workstation=[ROGERS]
> > [2016/04/15 12:40:07.087709,  1] ../lib/util/util.c:559(dump_data)
> >   [0000] 67 7E 0E CB CE 77 2E 62   05 00 BD F6 E3 84 FB 27   g~...w.b
> > .......'
> > [2016/04/15 12:40:07.087747,  1] ../lib/util/util.c:559(dump_data)
> >   [0000] 43 AD 8C C7 E8 F7 0A 1C   06 A8 03 CB FC C8 17 38   C.......
> > .......8
> >
> > I assume that there are configuration options for smb.conf which will
> > resolve this - but I can't find them. I can't find any clear
> > instructions in the
> > documentation, although it seems to suggest that such issues are
> > likely with this upgrade.
>
> Do you have 'map to guest = bad user' set in your smb.conf?
>
> Andrew Bartlett
>
> --
> Andrew Bartlett
> https://samba.org/~abartlet/
> Authentication Developer, Samba Team         https://samba.org
> Samba Development and Support, Catalyst IT
> https://catalyst.net.nz/services/samba
>
>
>
>
>
>
>
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