IF YOU WOULD LIKE TO GET AN ACCOUNT, please write an
email to Administrator. User accounts are meant only to access repo
and report issues and/or generate pull requests.
This is a purpose-specific Git hosting for
BaseALT
projects. Thank you for your understanding!
Только зарегистрированные пользователи имеют доступ к сервису!
Для получения аккаунта, обратитесь к администратору.
By default we'll now require schannel connections with
privacy/sealing/encryption.
But we allow exceptions for specific computer/trust accounts.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit b3ed90a0541a271a7c6d4bee1201fa47adc3c0c1)
It's enough to warn the admin once per connection.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit 3c57608e1109c1d6e8bb8fbad2ef0b5d79d00e1a)
We'll soon add some additional contraints in dcesrv_netr_check_schannel(),
which are also required for dcesrv_netr_LogonSamLogonEx().
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit 689507457f5e6666488732f91a355a2183fb1662)
This will allow us to reuse the function in other places.
As it will also get some additional checks soon.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit f43dc4f0bd60d4e127b714565147f82435aa4f07)
This allows the admin to notice what's wrong in order to adjust the
configuration if required.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit 43df4be35950f491864ae8ada05d51b42a556381)
This makes it more flexible when we change the global default to
'reject md5 servers = yes'.
'allow nt4 crypto = no' is already the default.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit 69b36541606d7064de9648cd54b35adfdf8f0e8f)
We'll soon make it possible to use 'reject md5 servers:CLIENTACCOUNT$ = no',
which means we'll need use the account name from our SAM.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit b09f51eefc311bbb1525efd1dc7b9a837f7ec3c2)
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit 4c7f84798acd1e3218209d66d1a92e9f42954d51)
We'll soon make it possible to use 'reject md5 servers:CLIENTACCOUNT$ = no',
which means we'll need the downgrade detection in more places.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit b6339fd1dcbe903e73efeea074ab0bd04ef83561)
In order to avoid generating useless debug messages during make test,
we will use 'CVE_2020_1472:warn_about_unused_debug_level = 3'
and 'CVE_2020_1472:error_debug_level = 2' in order to avoid schannel warnings.
Review with: git show -w
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit 16ee03efc194d9c1c2c746f63236b977a419918d)
This will simplify the following changes.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit ec62151a2fb49ecbeaa3bf924f49a956832b735e)
This will simplify the following changes.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit 0e6a2ba83ef1be3c6a0f5514c21395121621a145)
This will simplify the following changes.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit 7baabbe9819cd5a2714e7ea4e57a0c23062c0150)
This will simplify the following changes.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit e060ea5b3edbe3cba492062c9605f88fae212ee0)
prior to this commit return of samdb_set_password_aes was set to
NT_STATUS_WRONG_PASSWORD on failure. Useful status that should be
returned such as NT_STATUS_PASSWORD_RESTRICTION are swallowed here
otherwise (and in this case can be partially responsible for failures
in test samba.tests.auth_log_pass_change (with later gnutls)
Signed-off-by: Noel Power <noel.power@suse.com>
Reviewed-by: Andreas Schneider <asn@samba.org>
(cherry picked from commit 416bf5a41827a4e486215bfc8e47abc570c6e899)
This emulates older verions of Samba that fail to implement
DRSUAPI_DRS_GET_ANC correctly and totally fails to support
DRSUAPI_DRS_GET_TGT.
This will allow testing of a client-side fallback, allowing migration
from sites that run very old Samba versions over DRSUAPI (currently
the only option is to attempt an in-place upgrade).
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15189
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15189
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
(cherry picked from commit 314bc44fa9b8fc99c80bfcfff71f2cec67bbda36)
Now the initial account search is performed under the transaction,
ensuring the overall password change is atomic. We set DSDB_SESSION_INFO
to drop our privileges to those of the user before we perform the actual
password change, and restore them afterwards if we need to update the
bad password count.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14611
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
(cherry picked from commit fcabcb326d385c1e1daaa8dae9820e33a3868f56)
We don't (and shouldn't) need system prvileges to perform the password
change, so drop to the privileges of the user by setting
DSDB_SESSION_INFO. We need to reuse the same sam_ctx: creating a new one
with only user privileges would not work, because any database
modifications would be blocked by the transaction taken out on the
original context.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14611
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
(cherry picked from commit f74f92aea164af40d9177b332778a76d7ecabcbd)
This helps the bad password and audit log handling code as it
allows assumptions to be made about the attributes found in
the variable "msg", such as that DSDB_SEARCH_SHOW_EXTENDED_DN
was used.
This ensures we can re-search on the DN via the embedded GUID,
which in in turn rename-proof.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14611
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
(cherry picked from commit fabbea25310a31c0409b1c11eaced39bd8cde8dd)
If the account has been locked out in the meantime (indicated by
NT_STATUS_ACCOUNT_LOCKED_OUT), we should return the appropriate error
code.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14611
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
(cherry picked from commit a268a1a0e304d0702469e4ac146d8af5e7384c39)
This helps the bad password and audit log handling code as it
allows assumptions to be made about the attributes found in
the variable "msg", such as that DSDB_SEARCH_SHOW_EXTENDED_DN
was used.
This ensures we can re-search on the DN via the embedded GUID,
which in in turn rename-proof.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14611
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andreas Schneider <asn@samba.org>
(cherry picked from commit 439f96a2cfe77f6cbf331d965a387512c2db91c6)
This ensures that the database update can be attributed to the
workstation account, rather than to the anonymous SID, in the audit
logs.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14833
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Autobuild-User(master): Douglas Bagnall <dbagnall@samba.org>
Autobuild-Date(master): Thu Jul 28 23:41:27 UTC 2022 on sn-devel-184
This function allows us to connect to samdb as a particular user by
passing in that user's session info.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14833
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
This allows us to perform validation on a client-specified dNSHostName
value, to ensure that it matches the sAMAccountName.
We might not have any rights to modify the account, so pass the control
FORCE_ALLOW_VALIDATED_DNS_HOSTNAME_SPN_WRITE which allows us to perform
a validated write to dNSHostName and servicePrincipalName (and
unvalidated writes to other attributes, such as operatingSystem).
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14833
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Even when there is no old DNS hostname present.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14833
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
This check is not exhaustive (it does not check the suffix of the
dNSHostName), and should be covered by a validated write check in
acl_modify().
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14833
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
This aims to minimise usage of the error-prone pattern of searching for
a just-added message element in order to make modifications to it (and
potentially finding the wrong element).
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15009
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Since memcmp_const_time() doesn't act as an exact replacement for
memcmp(), and its return value is only ever compared with zero, simplify
it and emphasize the intention of checking equality by returning a bool
instead.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Since data_blob_cmp_const_time() doesn't act as an exact replacement for
data_blob_cmp(), and its return value is only ever compared with zero,
simplify it and emphasize the intention of checking equality by
returning a bool instead.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
This helps to avoid timing attacks.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15010
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Not likely to be an issue in the real world as the earlier calls
will have failed if weak crypto was disabled, but this was missed
in dce944e8a1119034f184336f6b71a28080152a0a.
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Thu May 12 03:18:42 UTC 2022 on sn-devel-184
It can lead to link errors:
/usr/lib64/gcc/x86_64-suse-linux/11/../../../../x86_64-suse-linux/bin/ld: source3/rpc_server/rpc_server.c.24.o: in function `dcesrv_transport_terminate_connection':
/home/scabrero/workspace/samba/samba/bin/default/../../source3/rpc_server/rpc_server.c:242: multiple definition of `dcesrv_transport_terminate_connection'; source4/rpc_server/dcerpc_server.c.5.o:/home/scabrero/workspace/samba/samba/bin/default/../../source4/rpc_server/dcerpc_server.c:710: first defined here
Signed-off-by: Samuel Cabrero <scabrero@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
It can lead to link errors:
/usr/lib64/gcc/x86_64-suse-linux/11/../../../../x86_64-suse-linux/bin/ld: source3/rpc_server/rpc_server.c.24.o: in function `dcesrv_assoc_group_find':
/home/scabrero/workspace/samba/samba/bin/default/../../source3/rpc_server/rpc_server.c:229: multiple definition of `dcesrv_assoc_group_find'; source4/rpc_server/dcerpc_server.c.5.o:/home/scabrero/workspace/samba/samba/bin/default/../../source4/rpc_server/dcerpc_server.c:121: first defined here
Signed-off-by: Samuel Cabrero <scabrero@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Switch to dsdb_search() for looking up the user for changing the
password, and specify that we want extended DNs. Using the SID or GUID
avoids a race condition if the DN of the user changes.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
Autobuild-User(master): Stefan Metzmacher <metze@samba.org>
Autobuild-Date(master): Fri Mar 18 12:45:17 UTC 2022 on sn-devel-184
This is to prepare for the SDDL string being removed.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
This fixes the rpc.samr test because we no longer specify an LM hash
to the DSDB layer only to have it rejected by password_hash.
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
This means Samba will essentially ignore this attribute, not even attempting
to read it from the AD DC sam.ldb
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
