[Samba]
smbclient with Kerberos works, smbclient with NTLM does not?
Peter Rosenthal
voiperster at gmail.com
Mon Mar 16 19:42:57 GMT 2009
Hello,
I am investigating some strange authentication problems with our network. I
am attempting to access a share on a DC with smbclient. If I authenticate
with kerberos (kinit, then smbclient -k) then everything works fine. If,
instead I use -U administrator -W DOMAIN, or just -U administrator, I get
session setup failed: NT_STATUS_LOGON_FAILURE
This is samba 3.3.2.
Here is the d5 output from smbclient:
INFO: Current debug levels:
all: True/5
tdb: False/0
printdrivers: False/0
lanman: False/0
smb: False/0
rpc_parse: False/0
rpc_srv: False/0
rpc_cli: False/0
passdb: False/0
sam: False/0
auth: False/0
winbind: False/0
vfs: False/0
idmap: False/0
quota: False/0
acls: False/0
locking: False/0
msdfs: False/0
dmapi: False/0
registry: False/0
lp_load_ex: refreshing parameters
Initialising global parameters
params.c:pm_process() - Processing configuration file "/etc/samba/smb.conf"
Processing section "[global]"
doing parameter workgroup = TESTDOMAIN
doing parameter server string = Samba Server Version %v
doing parameter log file = /var/log/samba/log.%m
doing parameter max log size = 50
doing parameter security = ads
doing parameter realm = TESTDOMAIN.COM
doing parameter encrypt passwords = yes
doing parameter winbind enum users = yes
doing parameter winbind enum groups = yes
doing parameter winbind use default domain = yes
doing parameter winbind separator = /
doing parameter winbind nested groups = yes
doing parameter winbind refresh tickets = true
doing parameter winbind nss info = rfc2307
doing parameter use kerberos keytab = yes
doing parameter idmap config TESTDOMAIN : backend = ad
doing parameter idmap config TESTDOMAIN : range = 10000-999999
doing parameter idmap config TESTDOMAIN : schema_mode = rfc2307
doing parameter winbind offline logon = yes
doing parameter template homedir = /home/%U
pm_process() returned Yes
Attempting to register new charset UCS-2LE
Registered charset UCS-2LE
Attempting to register new charset UTF-16LE
Registered charset UTF-16LE
Attempting to register new charset UCS-2BE
Registered charset UCS-2BE
Attempting to register new charset UTF-16BE
Registered charset UTF-16BE
Attempting to register new charset UTF8
Registered charset UTF8
Attempting to register new charset UTF-8
Registered charset UTF-8
Attempting to register new charset ASCII
Registered charset ASCII
Attempting to register new charset 646
Registered charset 646
Attempting to register new charset ISO-8859-1
Registered charset ISO-8859-1
Attempting to register new charset UCS2-HEX
Registered charset UCS2-HEX
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
added interface eth0 ip=X bcast=X:ffff:ffff:ffff:ffff
netmask=ffff:ffff:ffff:ffff::
added interface eth0 ip=X bcast=fe80::ffff:ffff:ffff:ffff%eth0
netmask=ffff:ffff:ffff:ffff::
added interface eth0 ip=192.168.0.7 bcast=192.168.0.255
netmask=255.255.255.0
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Substituting charset 'UTF-8' for LOCALE
Netbios name list:-
my_netbios_names[0]="EL5"
Client started (version 3.3.2).
Opening cache file at /var/lib/samba/gencache.tdb
tdb(unnamed): tdb_open_ex: could not open file /var/lib/samba/gencache.tdb:
Permission denied
gencache_init: Opening cache file /var/lib/samba/gencache.tdb read-only.
sitename_fetch: Returning sitename for TESTDOMAIN.COM: "SITE1"
no entry for dc1#20 found.
resolve_lmhosts: Attempting lmhosts lookup for name dc1<0x20>
getlmhostsent: lmhost entry: 127.0.0.1 localhost
resolve_wins: Attempting wins lookup for name dc1<0x20>
resolve_wins: WINS server resolution selected and no WINS servers listed.
resolve_hosts: Attempting host lookup for name dc1<0x20>
namecache_store: storing 1 address for dc1#20: 192.168.0.4
Connecting to 192.168.0.4 at port 445
socket option SO_KEEPALIVE = 0
socket option SO_REUSEADDR = 0
socket option SO_BROADCAST = 0
socket option TCP_NODELAY = 1
socket option TCP_KEEPCNT = 9
socket option TCP_KEEPIDLE = 7200
socket option TCP_KEEPINTVL = 75
socket option IPTOS_LOWDELAY = 0
socket option IPTOS_THROUGHPUT = 0
socket option SO_SNDBUF = 16384
socket option SO_RCVBUF = 87380
socket option SO_SNDLOWAT = 1
socket option SO_RCVLOWAT = 1
socket option SO_SNDTIMEO = 0
socket option SO_RCVTIMEO = 0
session request ok
size=175
smb_com=0x72
smb_rcls=0
smb_reh=0
smb_err=0
smb_flg=136
smb_flg2=51201
smb_tid=0
smb_pid=32067
smb_uid=0
smb_mid=1
smt_wct=17
smb_vwv[ 0]= 9 (0x9)
smb_vwv[ 1]=12807 (0x3207)
smb_vwv[ 2]= 256 (0x100)
smb_vwv[ 3]= 1024 (0x400)
smb_vwv[ 4]= 17 (0x11)
smb_vwv[ 5]= 0 (0x0)
smb_vwv[ 6]= 256 (0x100)
smb_vwv[ 7]= 0 (0x0)
smb_vwv[ 8]= 0 (0x0)
smb_vwv[ 9]=64768 (0xFD00)
smb_vwv[10]= 499 (0x1F3)
smb_vwv[11]=12416 (0x3080)
smb_vwv[12]=13890 (0x3642)
smb_vwv[13]=27340 (0x6ACC)
smb_vwv[14]=51622 (0xC9A6)
smb_vwv[15]=41985 (0xA401)
smb_vwv[16]= 1 (0x1)
smb_bcc=106
size=175
smb_com=0x72
smb_rcls=0
smb_reh=0
smb_err=0
smb_flg=136
smb_flg2=51201
smb_tid=0
smb_pid=32067
smb_uid=0
smb_mid=1
smt_wct=17
smb_vwv[ 0]= 9 (0x9)
smb_vwv[ 1]=12807 (0x3207)
smb_vwv[ 2]= 256 (0x100)
smb_vwv[ 3]= 1024 (0x400)
smb_vwv[ 4]= 17 (0x11)
smb_vwv[ 5]= 0 (0x0)
smb_vwv[ 6]= 256 (0x100)
smb_vwv[ 7]= 0 (0x0)
smb_vwv[ 8]= 0 (0x0)
smb_vwv[ 9]=64768 (0xFD00)
smb_vwv[10]= 499 (0x1F3)
smb_vwv[11]=12416 (0x3080)
smb_vwv[12]=13890 (0x3642)
smb_vwv[13]=27340 (0x6ACC)
smb_vwv[14]=51622 (0xC9A6)
smb_vwv[15]=41985 (0xA401)
smb_vwv[16]= 1 (0x1)
smb_bcc=106
Doing spnego session setup (blob length=106)
got OID=1 2 840 48018 1 2 2
got OID=1 2 840 113554 1 2 2
got OID=1 2 840 113554 1 2 2 3
got OID=1 3 6 1 4 1 311 2 2 10
got principal=dc1$@TESTDOMAIN.COM
size=410
smb_com=0x73
smb_rcls=22
smb_reh=0
smb_err=49152
smb_flg=136
smb_flg2=51205
smb_tid=0
smb_pid=32067
smb_uid=55296
smb_mid=2
smt_wct=4
smb_vwv[ 0]= 255 (0xFF)
smb_vwv[ 1]= 410 (0x19A)
smb_vwv[ 2]= 0 (0x0)
smb_vwv[ 3]= 227 (0xE3)
smb_bcc=367
size=410
smb_com=0x73
smb_rcls=22
smb_reh=0
smb_err=49152
smb_flg=136
smb_flg2=51205
smb_tid=0
smb_pid=32067
smb_uid=55296
smb_mid=2
smt_wct=4
smb_vwv[ 0]= 255 (0xFF)
smb_vwv[ 1]= 410 (0x19A)
smb_vwv[ 2]= 0 (0x0)
smb_vwv[ 3]= 227 (0xE3)
smb_bcc=367
Got challenge flags:
Got NTLMSSP neg_flags=0x62898215
NTLMSSP_NEGOTIATE_UNICODE
NTLMSSP_REQUEST_TARGET
NTLMSSP_NEGOTIATE_SIGN
NTLMSSP_NEGOTIATE_NTLM
NTLMSSP_NEGOTIATE_ALWAYS_SIGN
NTLMSSP_NEGOTIATE_NTLM2
NTLMSSP_CHAL_TARGET_INFO
NTLMSSP_NEGOTIATE_VERSION
NTLMSSP_NEGOTIATE_128
NTLMSSP_NEGOTIATE_KEY_EXCH
NTLMSSP: Set final flags:
Got NTLMSSP neg_flags=0x60088215
NTLMSSP_NEGOTIATE_UNICODE
NTLMSSP_REQUEST_TARGET
NTLMSSP_NEGOTIATE_SIGN
NTLMSSP_NEGOTIATE_NTLM
NTLMSSP_NEGOTIATE_ALWAYS_SIGN
NTLMSSP_NEGOTIATE_NTLM2
NTLMSSP_NEGOTIATE_128
NTLMSSP_NEGOTIATE_KEY_EXCH
NTLMSSP challenge set by NTLM2
challenge is:
[000] DB DB CB 5D EC FE A9 86 ...]....
NTLMSSP Sign/Seal - Initialising with flags:
Got NTLMSSP neg_flags=0x60088215
NTLMSSP_NEGOTIATE_UNICODE
NTLMSSP_REQUEST_TARGET
NTLMSSP_NEGOTIATE_SIGN
NTLMSSP_NEGOTIATE_NTLM
NTLMSSP_NEGOTIATE_ALWAYS_SIGN
NTLMSSP_NEGOTIATE_NTLM2
NTLMSSP_NEGOTIATE_128
NTLMSSP_NEGOTIATE_KEY_EXCH
size=35
smb_com=0x73
smb_rcls=109
smb_reh=0
smb_err=49152
smb_flg=136
smb_flg2=51205
smb_tid=0
smb_pid=32067
smb_uid=55296
smb_mid=3
smt_wct=0
smb_bcc=0
size=35
smb_com=0x73
smb_rcls=109
smb_reh=0
smb_err=49152
smb_flg=136
smb_flg2=51205
smb_tid=0
smb_pid=32067
smb_uid=55296
smb_mid=3
smt_wct=0
smb_bcc=0
SPNEGO login failed: Logon failure
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