R: [Samba] enabling "null session" on a share

Alessandro Tinivelli alessandro.tinivelli at monrif.net
Fri Jun 26 08:52:29 GMT 2009


Bad news... i have been able to set up an anonymous share and any
windows client (inside and outside the domain) can connect without been
asked for any password.

 

But on a machine (win2003,present in hosts allow) runs a service
(running as local system account) which is not able to connect to the
share. In samba log i see the following error

 

"make_connection: connection to onanon denied due to security
descriptor."

 

is it possible to solve my issue? Or, maybe, i can try to make the
service run as another user? (i don't know if this is good for the
application using this process).

 

below my current samba.conf

 

-------------------------------------------------------------

[global]

        workgroup = POL

        realm = POL.DOM

        server string = NAS03 (Samba %v)

        security = ADS

        map to guest = Bad Password

        log file = /var/log/samba/%m.log

        max log size = 50

        socket options = TCP_NODELAY IPTOS_LOWDELAY

        idmap uid = 10000-20000

        idmap gid = 10000-20000

        winbind cache time = 10

        winbind use default domain = Yes

        winbind nss info = rfc2307

 

[onanon]

        comment = Condivisione  anonima

        path = /storage/samba/GCP/on

        force group = gcp

        read only = No

        hosts allow = 10.101.37.23, 10.101.37.22, 10.101.37.24

        guest ok = Yes

        browseable = No

---------------------------------------------------------------

 

ith the security risks involved with null sessions. 



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