NT4(SP3) and corrupted SAM files.

Luke Kenneth Casson Leighton lkcl at switchboard.net
Fri Mar 27 14:00:26 GMT 1998

On Thu, 26 Mar 1998, Bernard Grymonpon wrote:

> Hi,
> I've encountered a very strange thing. I have installed the Samba
> Nt-domain, and everything works fine. The domain is there, i can log in,
> ..

which version?  where did you obtain it from?   what system are you using?
what compiler?  which version of the compiler?  please also attach your
smb.conf file.

_then_ we can answer your question :-)

you might also want to look at the "lsa-fix" - the hotfix from microsoft
that solves the problem on the client-side that thee bug you outline below
discovered in NT: your system is vulnerable to attack: but that depends on
your security setup (internal / external access; firewall yes/no etc etc).

luke (samba team)

> But, when someone tries to log in on the domain controlled by samba, or
> the local machine, and types in the wrong password, no password, of even a
> wrong username, the local SAM file is corrupted. It gives as error a
> number (Cxxxxxxx) where the x-es are random (mostly zero). When this has
> happened, noone can log in (even not the administrator) on the local
> machine or on the Domain controlled by Samba. We have to attach the hard
> disk to another NT machine, and delete the SAM file.
> The most strange thing is that when you reboot the computer with the
> corrupted SAM file, everybody can log on and the DOMAIN-box is gone.
> Anyone with the same problem, or with a solution for this?
> Thanks in advance
> Bernard
> Bernard at zeus.rug.ac.be		Student University of Ghent

<a href="mailto:lkcl at samba.anu.edu.au" > Luke Kenneth Casson Leighton  </a>
<a href="http://mailhost.cb1.com/~lkcl"> Samba and Network Development </a>
<a href="http://www.samba.co.uk"       > Samba and Network Consultancy </a>

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