search for: ntlmssp_server_postauth

...to connect to network shares. Most of > the problems seem to happen on Windows 7 domain members, but smbclient > will also fail to connect. I see these lines in the logs for every > attempted connection: > > [2016/09/22 06:08:42.135972, 1] > ../auth/ntlmssp/ntlmssp_server.c:950(ntlmssp_server_postauth) > ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[aa3] > domain=[FOO_NET] workstation=[VM-FOOBAR] > [2016/09/22 06:08:42.135995, 1] ../lib/util/util.c:559(dump_data) > [0000] F1 27 49 D5 8E 68 FE 25 B7 6E C9 7C 86 F7 D9 21 .'I..h.% > .n.|...! > [2016/09/22 06:...

...ery so often, users are unable to connect to network shares. Most of the problems seem to happen on Windows 7 domain members, but smbclient will also fail to connect. I see these lines in the logs for every attempted connection: [2016/09/22 06:08:42.135972, 1] ../auth/ntlmssp/ntlmssp_server.c:950(ntlmssp_server_postauth) ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[aa3] domain=[FOO_NET] workstation=[VM-FOOBAR] [2016/09/22 06:08:42.135995, 1] ../lib/util/util.c:559(dump_data) [0000] F1 27 49 D5 8E 68 FE 25 B7 6E C9 7C 86 F7 D9 21 .'I..h.% .n.|...! [2016/09/22 06:08:42.136013, 1] ../lib/util/...

This sounds very like this bug: >> >> https://bugzilla.samba.org/show_bug.cgi?id=11847 >> >> But it is supposed to be fixed ? >> >> Rowland >> > I have "map to guest = bad user". Sorry, I must have missed pasting > that in. > > However the bug only seems to reference guest share access. This is > happening on normal, restricted

We actrually have the same problem. However, we are running a normal fileserver (also Sernet 4.4.5) no cluster in an NT-Style domain with Centos 5 (Samba 3.6.23) as the DC. IT works OK for some days then just stops. Any idea how to debug? Regards Christian --

On 22/09/16 12:12, Rowland Penny via samba wrote: > On Thu, 22 Sep 2016 10:58:18 +0100 > Alex Crow via samba <samba at lists.samba.org> wrote: > >> Hi List, >> >> As the subject states, I'm running a CTDB cluster. Samba is Sernet >> 4.4.5 in an NT-Style Samba domain (DCs are Centos 6 packaged samba, >> 3.6.22) >> >> Every so often, users

...pgraded to Samba 4.4.5 but still get the same error: [2016/10/15 04:42:19.786198, 2] ../source3/auth/auth.c:305(auth_check_ntlm_password) check_ntlm_password: authentication for user [xx] -> [xx] -> [xx] succeeded [2016/10/15 04:42:19.789933, 1] ../auth/ntlmssp/ntlmssp_server.c:950(ntlmssp_server_postauth) ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[xx] domain=[XXXXXXX] workstation=[XXXXX] [2016/10/15 04:42:19.789982, 1] ../lib/util/util.c:559(dump_data) [0000] 97 BD D0 A6 D7 16 E4 0A 59 33 62 ED CC 6A 35 04 ........ Y3b..j5. [2016/10/15 04:42:19.790035, 1] ../lib/util/util.c:...

...pgraded to Samba 4.4.5 but still get the same error: [2016/10/15 04:42:19.786198, 2] ../source3/auth/auth.c:305(auth_check_ntlm_password) check_ntlm_password: authentication for user [xx] -> [xx] -> [xx] succeeded [2016/10/15 04:42:19.789933, 1] ../auth/ntlmssp/ntlmssp_server.c:950(ntlmssp_server_postauth) ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[xx] domain=[XXXXXXX] workstation=[XXXXX] [2016/10/15 04:42:19.789982, 1] ../lib/util/util.c:559(dump_data) [0000] 97 BD D0 A6 D7 16 E4 0A 59 33 62 ED CC 6A 35 04 ........ Y3b..j5. [2016/10/15 04:42:19.790035, 1] ../lib/util/util.c:...

...et the same error: > > > [2016/10/15 04:42:19.786198, 2] > ../source3/auth/auth.c:305(auth_check_ntlm_password) > check_ntlm_password: authentication for user [xx] -> [xx] -> [xx] > succeeded > [2016/10/15 04:42:19.789933, 1] > ../auth/ntlmssp/ntlmssp_server.c:950(ntlmssp_server_postauth) > ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[xx] > domain=[XXXXXXX] workstation=[XXXXX] > [2016/10/15 04:42:19.789982, 1] ../lib/util/util.c:559(dump_data) > [0000] 97 BD D0 A6 D7 16 E4 0A 59 33 62 ED CC 6A 35 04 ........ > Y3b..j5. > [2016/10/15 04:42:19.79003...

...nnect to Samba shares. Some users can connect one day but then lose the ability the next. When the problem starts to occur the log.smbd displays: =============================================== check_ntlm_password: authentication for user [user1] -> [user1] -> [MYDOMAIN\user1] succeeded ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[user1] domain=[MYDOMAIN] workstation=[MACHINE] =============================================== The file server in question is running Version 4.5.2-GIT-0d08df6 The PDC (a different server) is running Version 3.6.24-SerNet-Debian Connecting using smbclient from two o...

...group [2019/09/06 09:26:48.754335, 5] ../source3/passdb/pdb_interface.c:1535(pdb_default_sid_to_id) SID S-1-5-21-3269160466-1648616366-3115778904-513 belongs to our domain, but there is no corresponding object in the database. [2019/09/06 09:26:48.754504, 1] ../auth/ntlmssp/ntlmssp_server.c:950(ntlmssp_server_postauth) ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[user35] domain=[user35] workstation=[user35] [2019/09/06 09:26:48.754527, 1] ../lib/util/util.c:555(dump_data) [0000] 6E CF AD 45 3C FD 80 2D 17 56 40 BB 37 65 51 19 n..E<..- .V at .7eQ. [2019/09/06 09:26:48.754557, 1] ../lib/util...

Hello, i have migrate a Samba (3.0.20b-3.19-1616-SUSE) to debian 9 (4.5.16-Debian). On the old suse users are created with smbpasswd -an foo On Windows (10) users have a User account with also empthy passwords. No AD or NT4-Domain (round about 10 Users) Then I try to connect to the share smbclient -NL \\192.xxx.xxx.xxx work. Connect from Windows to share with no password dosed work. Set a

...an connect one day but then lose the ability > the next. > > When the problem starts to occur the log.smbd displays: > =============================================== >   check_ntlm_password:  authentication for user [user1] -> [user1] -> > [MYDOMAIN\user1] succeeded >   ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[user1] > domain=[MYDOMAIN] workstation=[MACHINE] > =============================================== > > The file server in question is running Version 4.5.2-GIT-0d08df6 > The PDC (a different server) is running Version 3.6.24-SerNet-Debian > > Co...

.../26 09:53:02.432504, 3, pid=2553, effective(0, 0), real(0, 0), class=auth] ../source3/auth/auth_util.c:1611(do_map_to_guest_server_info) No such user psala [CSATEST] - using guest account [2020/08/26 09:53:02.432538, 10, pid=2553, effective(0, 0), real(0, 0)] ../auth/ntlmssp/ntlmssp_server.c:874(ntlmssp_server_postauth) ntlmssp_server_auth: Failed to create unmodified session key. [2020/08/26 09:53:02.432555, 5, pid=2553, effective(0, 0), real(0, 0)] ../auth/ntlmssp/ntlmssp_server.c:891(ntlmssp_server_postauth) server session key is invalid (len == 0), cannot do KEY_EXCH! [2020/08/26 09:53:02.432583, 4, pid...

Mandi! Rowland penny via samba In chel di` si favelave... > Even though your users may have the same username in AD as in the NT4-style > domain, they are different users, so a few thoughts. You have 'map to guest > = bad user', so I take it you must have 'guest ok = yes' set in the shares > (you haven't shown us the shares), so try changing 'bad user' to

Hello, I have a question because POSIX ACL with SMB2 max protocol does not work properly.Did you test VFS xattr acls with SMB2 max protocol? Is it working corectly? Best regards/Adrian Berlin --