[Samba] NT MD4 password check failed

Andrew Bartlett abartlet at samba.org
Thu Nov 17 11:29:38 GMT 2005

On Thu, 2005-11-17 at 13:11 +0800, Vincente Aggrippino wrote:
> I'm sorry for asking a question which has been asked so many times
> before, but I can't seem to find the answer...
> How do I get to access my home directory on a Linux server running
> Samba from a Windows XP client?
> I'm getting "NT MD4 password check failed" in the log file even though
> the Windows client is listed in hosts.equiv.  More information
> below...

> Neither of our accounts on the Windows XP clients have passwords.  We
> just use the Welcome screen and click on our names.  So, I have added
> the host names to /etc/hosts.equiv and added hosts equiv =
> /etc/hosts.equiv to smb.conf so that, when the client tries to connect
> to the server it shouldn't need to provide a password to go with the
> username.  This is the part that doesn't seem to be working:

hosts.equiv isn't really supported in Samba3.  I removed the main option
in the smb.conf, and hid the functionality in an auth module that nobody
used (I know, because nobody reported the segfault bug in it...).

> [2005/11/17 11:37:29, 9] passdb/passdb.c:pdb_update_autolock_flag(2333)
>   pdb_update_autolock_flag: Account vince not autolocked, no check needed
> [2005/11/17 11:37:29, 4] libsmb/ntlm_check.c:ntlm_password_check(326)
>   ntlm_password_check: Checking NT MD4 password
> [2005/11/17 11:37:29, 3] libsmb/ntlm_check.c:ntlm_password_check(344)
>   ntlm_password_check: NT MD4 password check failed for user vince
> Does anyone know the solution to this problem?

Seting a null password on the accounts should do what you want.

Andrew Bartlett

Andrew Bartlett                                http://samba.org/~abartlet/
Authentication Developer, Samba Team           http://samba.org
Student Network Administrator, Hawker College  http://hawkerc.net
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