Copyright (C) Tim Potter 2000
Copyright (C) Andrew Bartlett 2001 - 2002
-
+
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
-
+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
-
+
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
+#include "auth.h"
+#include "nsswitch/libwbclient/wbclient.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_AUTH
static NTSTATUS check_winbind_security(const struct auth_context *auth_context,
void *my_private_data,
TALLOC_CTX *mem_ctx,
- const auth_usersupplied_info *user_info,
- auth_serversupplied_info **server_info)
+ const struct auth_usersupplied_info *user_info,
+ struct auth_serversupplied_info **server_info)
{
NTSTATUS nt_status;
wbcErr wbc_status;
struct wbcAuthUserInfo *info = NULL;
struct wbcAuthErrorInfo *err = NULL;
+ ZERO_STRUCT(params);
+
if (!user_info) {
return NT_STATUS_INVALID_PARAMETER;
}
+ DEBUG(10, ("Check auth for: [%s]\n", user_info->mapped.account_name));
+
if (!auth_context) {
DEBUG(3,("Password for user %s cannot be checked because we have no auth_info to get the challenge from.\n",
- user_info->internal_username));
+ user_info->mapped.account_name));
return NT_STATUS_INVALID_PARAMETER;
}
- if (strequal(user_info->domain, get_global_sam_name())) {
+ if (strequal(user_info->mapped.domain_name, get_global_sam_name())) {
DEBUG(3,("check_winbind_security: Not using winbind, requested domain [%s] was for this SAM.\n",
- user_info->domain));
+ user_info->mapped.domain_name));
return NT_STATUS_NOT_IMPLEMENTED;
}
/* Send off request */
-
- params.account_name = user_info->smb_name;
- params.domain_name = user_info->domain;
- params.workstation_name = user_info->wksta_name;
+ params.account_name = user_info->client.account_name;
+ /*
+ * We need to send the domain name from the client to the DC. With
+ * NTLMv2 the domain name is part of the hashed second challenge,
+ * if we change the domain name, the DC will fail to verify the
+ * challenge cause we changed the domain name, this is like a
+ * man in the middle attack.
+ */
+ params.domain_name = user_info->client.domain_name;
+ params.workstation_name = user_info->workstation_name;
params.flags = 0;
params.parameter_control= user_info->logon_parameters;
auth_context->challenge.data,
sizeof(params.password.response.challenge));
- params.password.response.nt_length = user_info->nt_resp.length;
- params.password.response.nt_data = user_info->nt_resp.data;
- params.password.response.lm_length = user_info->lm_resp.length;
- params.password.response.lm_data = user_info->lm_resp.data;
+ if (user_info->password.response.nt.length != 0) {
+ params.password.response.nt_length =
+ user_info->password.response.nt.length;
+ params.password.response.nt_data =
+ user_info->password.response.nt.data;
+ }
+ if (user_info->password.response.lanman.length != 0) {
+ params.password.response.lm_length =
+ user_info->password.response.lanman.length;
+ params.password.response.lm_data =
+ user_info->password.response.lanman.data;
+ }
/* we are contacting the privileged pipe */
become_root();
if ( auth_method )
return auth_method->auth(auth_context, auth_method->private_data,
mem_ctx, user_info, server_info);
- else
- /* log an error since this should not happen */
- DEBUG(0,("check_winbind_security: ERROR! my_private_data == NULL!\n"));
+ return NT_STATUS_LOGON_FAILURE;
}
if (wbc_status == WBC_ERR_AUTH_ERROR) {
}
nt_status = make_server_info_wbcAuthUserInfo(mem_ctx,
- user_info->smb_name,
- user_info->domain,
+ user_info->client.account_name,
+ user_info->mapped.domain_name,
info, server_info);
wbcFreeMemory(info);
if (!NT_STATUS_IS_OK(nt_status)) {
/* module initialisation */
static NTSTATUS auth_init_winbind(struct auth_context *auth_context, const char *param, auth_methods **auth_method)
{
- if (!make_auth_methods(auth_context, auth_method)) {
+ struct auth_methods *result;
+
+ result = talloc_zero(auth_context, struct auth_methods);
+ if (result == NULL) {
return NT_STATUS_NO_MEMORY;
}
-
- (*auth_method)->name = "winbind";
- (*auth_method)->auth = check_winbind_security;
+ result->name = "winbind";
+ result->auth = check_winbind_security;
if (param && *param) {
/* we load the 'fallback' module - if winbind isn't here, call this
if (!load_auth_module(auth_context, param, &priv)) {
return NT_STATUS_UNSUCCESSFUL;
}
- (*auth_method)->private_data = (void *)priv;
+ result->private_data = (void *)priv;
}
+
+ *auth_method = result;
return NT_STATUS_OK;
}