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-rw-r--r--source4/torture/rpc/samlogon.c1085
1 files changed, 1085 insertions, 0 deletions
diff --git a/source4/torture/rpc/samlogon.c b/source4/torture/rpc/samlogon.c
new file mode 100644
index 0000000000..470d1d9b60
--- /dev/null
+++ b/source4/torture/rpc/samlogon.c
@@ -0,0 +1,1085 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ test suite for netlogon SamLogon operations
+
+ Copyright (C) Andrew Tridgell 2003
+ Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003-2004
+ Copyright (C) Tim Potter 2003
+
+ 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 2 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, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "librpc/gen_ndr/ndr_netlogon.h"
+#include "auth/auth.h"
+#include "lib/crypto/crypto.h"
+
+#define TEST_MACHINE_NAME "samlogontest"
+
+enum ntlm_break {
+ BREAK_BOTH,
+ BREAK_NONE,
+ BREAK_LM,
+ BREAK_NT,
+ NO_LM,
+ NO_NT
+};
+
+struct samlogon_state {
+ TALLOC_CTX *mem_ctx;
+ const char *account_name;
+ const char *account_domain;
+ const char *password;
+ struct dcerpc_pipe *p;
+ int function_level;
+ struct netr_LogonSamLogon r;
+ struct netr_LogonSamLogonWithFlags r_flags;
+ struct netr_Authenticator auth, auth2;
+ struct creds_CredentialState *creds;
+
+ DATA_BLOB chall;
+};
+
+/*
+ Authenticate a user with a challenge/response, checking session key
+ and valid authentication types
+*/
+static NTSTATUS check_samlogon(struct samlogon_state *samlogon_state,
+ enum ntlm_break break_which,
+ DATA_BLOB *chall,
+ DATA_BLOB *lm_response,
+ DATA_BLOB *nt_response,
+ uint8_t lm_key[8],
+ uint8_t user_session_key[16],
+ char **error_string)
+{
+ NTSTATUS status;
+ struct netr_LogonSamLogon *r = &samlogon_state->r;
+ struct netr_LogonSamLogonWithFlags *r_flags = &samlogon_state->r_flags;
+ struct netr_NetworkInfo ninfo;
+
+ struct netr_SamBaseInfo *base;
+
+ uint16 validation_level;
+
+ samlogon_state->r.in.logon.network = &ninfo;
+ samlogon_state->r_flags.in.logon.network = &ninfo;
+
+ ninfo.identity_info.domain_name.string = samlogon_state->account_domain;
+ ninfo.identity_info.parameter_control = 0;
+ ninfo.identity_info.logon_id_low = 0;
+ ninfo.identity_info.logon_id_high = 0;
+ ninfo.identity_info.account_name.string = samlogon_state->account_name;
+ ninfo.identity_info.workstation.string = TEST_MACHINE_NAME;
+
+ memcpy(ninfo.challenge, chall->data, 8);
+
+ switch (break_which) {
+ case BREAK_NONE:
+ break;
+ case BREAK_LM:
+ if (lm_response && lm_response->data) {
+ lm_response->data[0]++;
+ }
+ break;
+ case BREAK_NT:
+ if (nt_response && nt_response->data) {
+ nt_response->data[0]++;
+ }
+ break;
+ case BREAK_BOTH:
+ if (lm_response && lm_response->data) {
+ lm_response->data[0]++;
+ }
+ if (nt_response && nt_response->data) {
+ nt_response->data[0]++;
+ }
+ break;
+ case NO_LM:
+ data_blob_free(lm_response);
+ break;
+ case NO_NT:
+ data_blob_free(nt_response);
+ break;
+ }
+
+ if (nt_response) {
+ ninfo.nt.data = nt_response->data;
+ ninfo.nt.length = nt_response->length;
+ } else {
+ ninfo.nt.data = NULL;
+ ninfo.nt.length = 0;
+ }
+
+ if (lm_response) {
+ ninfo.lm.data = lm_response->data;
+ ninfo.lm.length = lm_response->length;
+ } else {
+ ninfo.lm.data = NULL;
+ ninfo.lm.length = 0;
+ }
+
+ ZERO_STRUCT(samlogon_state->auth2);
+ creds_client_authenticator(samlogon_state->creds, &samlogon_state->auth);
+
+ switch (samlogon_state->function_level) {
+ case DCERPC_NETR_LOGONSAMLOGON:
+ r->out.return_authenticator = NULL;
+ status = dcerpc_netr_LogonSamLogon(samlogon_state->p, samlogon_state->mem_ctx, r);
+ if (!r->out.return_authenticator ||
+ !creds_client_check(samlogon_state->creds, &r->out.return_authenticator->cred)) {
+ printf("Credential chaining failed\n");
+ }
+ if (!NT_STATUS_IS_OK(status)) {
+ if (error_string) {
+ *error_string = strdup(nt_errstr(status));
+ }
+ }
+
+ validation_level = r->in.validation_level;
+ switch (validation_level) {
+ case 2:
+ base = &r->out.validation.sam2->base;
+ break;
+ case 3:
+ base = &r->out.validation.sam3->base;
+ break;
+ case 6:
+ base = &r->out.validation.sam6->base;
+ break;
+ }
+ break;
+ case DCERPC_NETR_LOGONSAMLOGONWITHFLAGS:
+ r_flags->out.return_authenticator = NULL;
+ status = dcerpc_netr_LogonSamLogonWithFlags(samlogon_state->p, samlogon_state->mem_ctx, r_flags);
+ if (!r_flags->out.return_authenticator ||
+ !creds_client_check(samlogon_state->creds, &r_flags->out.return_authenticator->cred)) {
+ printf("Credential chaining failed\n");
+ }
+ if (!NT_STATUS_IS_OK(status)) {
+ if (error_string) {
+ *error_string = strdup(nt_errstr(status));
+ }
+ }
+
+ validation_level = r_flags->in.validation_level;
+ switch (validation_level) {
+ case 2:
+ base = &r_flags->out.validation.sam2->base;
+ break;
+ case 3:
+ base = &r_flags->out.validation.sam3->base;
+ break;
+ case 6:
+ base = &r_flags->out.validation.sam6->base;
+ break;
+ }
+ break;
+ }
+
+
+ if (!NT_STATUS_IS_OK(status)) {
+ /* we cannot check the session key, if the logon failed... */
+ return status;
+ }
+
+
+ /* find and decyrpt the session keys, return in parameters above */
+ if (validation_level == 6) {
+ /* they aren't encrypted! */
+ if (user_session_key) {
+ memcpy(user_session_key, base->key.key, 16);
+ }
+ if (lm_key) {
+ memcpy(lm_key, base->LMSessKey.key, 8);
+ }
+ } else if (samlogon_state->creds->negotiate_flags) {
+ static const char zeros[16];
+
+ if (memcmp(base->key.key, zeros,
+ sizeof(base->key.key)) != 0) {
+ creds_arcfour_crypt(samlogon_state->creds,
+ base->key.key,
+ sizeof(base->key.key));
+ }
+
+ if (user_session_key) {
+ memcpy(user_session_key, base->key.key, 16);
+ }
+
+ if (memcmp(base->LMSessKey.key, zeros,
+ sizeof(base->LMSessKey.key)) != 0) {
+ creds_arcfour_crypt(samlogon_state->creds,
+ base->LMSessKey.key,
+ sizeof(base->LMSessKey.key));
+ }
+
+ if (lm_key) {
+ memcpy(lm_key, base->LMSessKey.key, 8);
+ }
+ } else {
+ static const char zeros[16];
+
+ if (user_session_key) {
+ memcpy(user_session_key, base->key.key, 16);
+ }
+
+ if (memcmp(base->LMSessKey.key, zeros,
+ sizeof(base->LMSessKey.key)) != 0) {
+ creds_des_decrypt_LMKey(samlogon_state->creds,
+ &base->LMSessKey);
+ }
+
+ if (lm_key) {
+ memcpy(lm_key, base->LMSessKey.key, 8);
+ }
+ }
+
+ return status;
+}
+
+
+/*
+ * Test the normal 'LM and NTLM' combination
+ */
+
+static BOOL test_lm_ntlm_broken(struct samlogon_state *samlogon_state, enum ntlm_break break_which, char **error_string)
+{
+ BOOL pass = True;
+ BOOL lm_good;
+ NTSTATUS nt_status;
+ DATA_BLOB lm_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
+ DATA_BLOB nt_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
+ DATA_BLOB session_key = data_blob_talloc(samlogon_state->mem_ctx, NULL, 16);
+
+ uint8_t lm_key[8];
+ uint8_t user_session_key[16];
+ uint8_t lm_hash[16];
+ uint8_t nt_hash[16];
+
+ ZERO_STRUCT(lm_key);
+ ZERO_STRUCT(user_session_key);
+
+ lm_good = SMBencrypt(samlogon_state->password, samlogon_state->chall.data, lm_response.data);
+ if (!lm_good) {
+ ZERO_STRUCT(lm_hash);
+ } else {
+ E_deshash(samlogon_state->password, lm_hash);
+ }
+
+ SMBNTencrypt(samlogon_state->password, samlogon_state->chall.data, nt_response.data);
+
+ E_md4hash(samlogon_state->password, nt_hash);
+ SMBsesskeygen_ntv1(nt_hash, session_key.data);
+
+ nt_status = check_samlogon(samlogon_state,
+ break_which,
+ &samlogon_state->chall,
+ &lm_response,
+ &nt_response,
+ lm_key,
+ user_session_key,
+ error_string);
+
+ data_blob_free(&lm_response);
+
+ if (NT_STATUS_EQUAL(NT_STATUS_WRONG_PASSWORD, nt_status)) {
+ /* for 'long' passwords, the LM password is invalid */
+ if (break_which == NO_NT && !lm_good) {
+ return True;
+ }
+ return ((break_which == BREAK_NT) || (break_which == BREAK_BOTH));
+ }
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return False;
+ }
+
+ if (break_which == NO_NT && !lm_good) {
+ printf("LM password is 'long' (> 14 chars and therefore invalid) but login did not fail!");
+ return False;
+ }
+
+ if (memcmp(lm_hash, lm_key,
+ sizeof(lm_key)) != 0) {
+ printf("LM Key does not match expectations!\n");
+ printf("lm_key:\n");
+ dump_data(1, (const char *)lm_key, 8);
+ printf("expected:\n");
+ dump_data(1, (const char *)lm_hash, 8);
+ pass = False;
+ }
+
+ switch (break_which) {
+ case NO_NT:
+ {
+ char lm_key_expected[16];
+ memcpy(lm_key_expected, lm_hash, 8);
+ memset(lm_key_expected+8, '\0', 8);
+ if (memcmp(lm_key_expected, user_session_key,
+ 16) != 0) {
+ printf("NT Session Key does not match expectations (should be first-8 LM hash)!\n");
+ printf("user_session_key:\n");
+ dump_data(1, (const char *)user_session_key, sizeof(user_session_key));
+ printf("expected:\n");
+ dump_data(1, (const char *)lm_key_expected, sizeof(lm_key_expected));
+ pass = False;
+ }
+ break;
+ }
+ default:
+ if (memcmp(session_key.data, user_session_key,
+ sizeof(user_session_key)) != 0) {
+ printf("NT Session Key does not match expectations!\n");
+ printf("user_session_key:\n");
+ dump_data(1, (const char *)user_session_key, 16);
+ printf("expected:\n");
+ dump_data(1, (const char *)session_key.data, session_key.length);
+ pass = False;
+ }
+ }
+ return pass;
+}
+
+/*
+ * Test LM authentication, no NT response supplied
+ */
+
+static BOOL test_lm(struct samlogon_state *samlogon_state, char **error_string)
+{
+
+ return test_lm_ntlm_broken(samlogon_state, NO_NT, error_string);
+}
+
+/*
+ * Test the NTLM response only, no LM.
+ */
+
+static BOOL test_ntlm(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lm_ntlm_broken(samlogon_state, NO_LM, error_string);
+}
+
+/*
+ * Test the NTLM response only, but in the LM field.
+ */
+
+static BOOL test_ntlm_in_lm(struct samlogon_state *samlogon_state, char **error_string)
+{
+ BOOL pass = True;
+ NTSTATUS nt_status;
+ DATA_BLOB nt_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
+
+ uint8_t lm_key[8];
+ uint8_t lm_hash[16];
+ uint8_t user_session_key[16];
+
+ ZERO_STRUCT(user_session_key);
+
+ SMBNTencrypt(samlogon_state->password, samlogon_state->chall.data, nt_response.data);
+
+ E_deshash(samlogon_state->password, lm_hash);
+
+ nt_status = check_samlogon(samlogon_state,
+ BREAK_NONE,
+ &samlogon_state->chall,
+ &nt_response,
+ NULL,
+ lm_key,
+ user_session_key,
+ error_string);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return False;
+ }
+
+ if (memcmp(lm_hash, lm_key,
+ sizeof(lm_key)) != 0) {
+ printf("LM Key does not match expectations!\n");
+ printf("lm_key:\n");
+ dump_data(1, (const char *)lm_key, 8);
+ printf("expected:\n");
+ dump_data(1, (const char *)lm_hash, 8);
+ pass = False;
+ }
+ if (memcmp(lm_hash, user_session_key, 8) != 0) {
+ char lm_key_expected[16];
+ memcpy(lm_key_expected, lm_hash, 8);
+ memset(lm_key_expected+8, '\0', 8);
+ if (memcmp(lm_key_expected, user_session_key,
+ 16) != 0) {
+ printf("NT Session Key does not match expectations (should be first-8 LM hash)!\n");
+ printf("user_session_key:\n");
+ dump_data(1, (const char *)user_session_key, sizeof(user_session_key));
+ printf("expected:\n");
+ dump_data(1, (const char *)lm_key_expected, sizeof(lm_key_expected));
+ pass = False;
+ }
+ }
+ return pass;
+}
+
+/*
+ * Test the NTLM response only, but in the both the NT and LM fields.
+ */
+
+static BOOL test_ntlm_in_both(struct samlogon_state *samlogon_state, char **error_string)
+{
+ BOOL pass = True;
+ BOOL lm_good;
+ NTSTATUS nt_status;
+ DATA_BLOB nt_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
+ DATA_BLOB session_key = data_blob_talloc(samlogon_state->mem_ctx, NULL, 16);
+
+ char lm_key[8];
+ char lm_hash[16];
+ char user_session_key[16];
+ char nt_hash[16];
+
+ ZERO_STRUCT(lm_key);
+ ZERO_STRUCT(user_session_key);
+
+ SMBNTencrypt(samlogon_state->password, samlogon_state->chall.data,
+ nt_response.data);
+ E_md4hash(samlogon_state->password, (uint8_t *)nt_hash);
+ SMBsesskeygen_ntv1((const uint8_t *)nt_hash,
+ session_key.data);
+
+ lm_good = E_deshash(samlogon_state->password, (uint8_t *)lm_hash);
+ if (!lm_good) {
+ ZERO_STRUCT(lm_hash);
+ }
+
+ nt_status = check_samlogon(samlogon_state,
+ BREAK_NONE,
+ &samlogon_state->chall,
+ NULL,
+ &nt_response,
+ lm_key,
+ user_session_key,
+ error_string);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return False;
+ }
+
+ if (memcmp(lm_hash, lm_key,
+ sizeof(lm_key)) != 0) {
+ printf("LM Key does not match expectations!\n");
+ printf("lm_key:\n");
+ dump_data(1, lm_key, 8);
+ printf("expected:\n");
+ dump_data(1, lm_hash, 8);
+ pass = False;
+ }
+ if (memcmp(session_key.data, user_session_key,
+ sizeof(user_session_key)) != 0) {
+ printf("NT Session Key does not match expectations!\n");
+ printf("user_session_key:\n");
+ dump_data(1, user_session_key, 16);
+ printf("expected:\n");
+ dump_data(1, (const char *)session_key.data, session_key.length);
+ pass = False;
+ }
+
+
+ return pass;
+}
+
+/*
+ * Test the NTLMv2 and LMv2 responses
+ */
+
+static BOOL test_lmv2_ntlmv2_broken(struct samlogon_state *samlogon_state, enum ntlm_break break_which, char **error_string)
+{
+ BOOL pass = True;
+ NTSTATUS nt_status;
+ DATA_BLOB ntlmv2_response = data_blob(NULL, 0);
+ DATA_BLOB lmv2_response = data_blob(NULL, 0);
+ DATA_BLOB lmv2_session_key = data_blob(NULL, 0);
+ DATA_BLOB ntlmv2_session_key = data_blob(NULL, 0);
+ DATA_BLOB names_blob = NTLMv2_generate_names_blob(samlogon_state->mem_ctx, lp_netbios_name(), lp_workgroup());
+
+ uint8_t lm_session_key[8];
+ uint8_t user_session_key[16];
+
+ ZERO_STRUCT(lm_session_key);
+ ZERO_STRUCT(user_session_key);
+
+ /* TODO - test with various domain cases, and without domain */
+ if (!SMBNTLMv2encrypt(samlogon_state->account_name, samlogon_state->account_domain,
+ samlogon_state->password, &samlogon_state->chall,
+ &names_blob,
+ &lmv2_response, &ntlmv2_response,
+ &lmv2_session_key, &ntlmv2_session_key)) {
+ data_blob_free(&names_blob);
+ return False;
+ }
+ data_blob_free(&names_blob);
+
+ nt_status = check_samlogon(samlogon_state,
+ break_which,
+ &samlogon_state->chall,
+ &lmv2_response,
+ &ntlmv2_response,
+ lm_session_key,
+ user_session_key,
+ error_string);
+
+ data_blob_free(&lmv2_response);
+ data_blob_free(&ntlmv2_response);
+
+
+ if (NT_STATUS_EQUAL(nt_status, NT_STATUS_WRONG_PASSWORD)) {
+ return break_which == BREAK_BOTH;
+ }
+
+ switch (break_which) {
+ case NO_NT:
+ if (memcmp(lmv2_session_key.data, user_session_key,
+ sizeof(user_session_key)) != 0) {
+ printf("USER (LMv2) Session Key does not match expectations!\n");
+ printf("user_session_key:\n");
+ dump_data(1, (const char *)user_session_key, 16);
+ printf("expected:\n");
+ dump_data(1, (const char *)lmv2_session_key.data, ntlmv2_session_key.length);
+ pass = False;
+ }
+ if (memcmp(lmv2_session_key.data, lm_session_key,
+ sizeof(lm_session_key)) != 0) {
+ printf("LM (LMv2) Session Key does not match expectations!\n");
+ printf("lm_session_key:\n");
+ dump_data(1, (const char *)lm_session_key, 8);
+ printf("expected:\n");
+ dump_data(1, (const char *)lmv2_session_key.data, 8);
+ pass = False;
+ }
+ break;
+ default:
+ if (memcmp(ntlmv2_session_key.data, user_session_key,
+ sizeof(user_session_key)) != 0) {
+ printf("USER (NTLMv2) Session Key does not match expectations!\n");
+ printf("user_session_key:\n");
+ dump_data(1, (const char *)user_session_key, 16);
+ printf("expected:\n");
+ dump_data(1, (const char *)ntlmv2_session_key.data, ntlmv2_session_key.length);
+ pass = False;
+ }
+ if (memcmp(ntlmv2_session_key.data, lm_session_key,
+ sizeof(lm_session_key)) != 0) {
+ printf("LM (NTLMv2) Session Key does not match expectations!\n");
+ printf("lm_session_key:\n");
+ dump_data(1, (const char *)lm_session_key, 8);
+ printf("expected:\n");
+ dump_data(1, (const char *)ntlmv2_session_key.data, 8);
+ pass = False;
+ }
+ }
+
+ return pass;
+}
+
+/*
+ * Test the NTLMv2 and LMv2 responses
+ */
+
+static BOOL test_lmv2_ntlmv2(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lmv2_ntlmv2_broken(samlogon_state, BREAK_NONE, error_string);
+}
+
+/*
+ * Test the LMv2 response only
+ */
+
+static BOOL test_lmv2(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lmv2_ntlmv2_broken(samlogon_state, NO_NT, error_string);
+}
+
+/*
+ * Test the NTLMv2 response only
+ */
+
+static BOOL test_ntlmv2(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lmv2_ntlmv2_broken(samlogon_state, NO_LM, error_string);
+}
+
+static BOOL test_lm_ntlm(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lm_ntlm_broken(samlogon_state, BREAK_NONE, error_string);
+}
+
+static BOOL test_ntlm_lm_broken(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lm_ntlm_broken(samlogon_state, BREAK_LM, error_string);
+}
+
+static BOOL test_ntlm_ntlm_broken(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lm_ntlm_broken(samlogon_state, BREAK_NT, error_string);
+}
+
+static BOOL test_lm_ntlm_both_broken(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lm_ntlm_broken(samlogon_state, BREAK_BOTH, error_string);
+}
+static BOOL test_ntlmv2_lmv2_broken(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lmv2_ntlmv2_broken(samlogon_state, BREAK_LM, error_string);
+}
+
+static BOOL test_ntlmv2_ntlmv2_broken(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lmv2_ntlmv2_broken(samlogon_state, BREAK_NT, error_string);
+}
+
+static BOOL test_ntlmv2_both_broken(struct samlogon_state *samlogon_state, char **error_string)
+{
+ return test_lmv2_ntlmv2_broken(samlogon_state, BREAK_BOTH, error_string);
+}
+
+/*
+ * Test the NTLM2 response (extra challenge in LM feild)
+ *
+ * This test is the same as the 'break LM' test, but checks that the
+ * server implements NTLM2 session security in the right place
+ * (NETLOGON is the wrong place).
+ */
+
+static BOOL test_ntlm2(struct samlogon_state *samlogon_state, char **error_string)
+{
+ BOOL pass = True;
+ NTSTATUS nt_status;
+ DATA_BLOB lm_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
+ DATA_BLOB nt_response = data_blob_talloc(samlogon_state->mem_ctx, NULL, 24);
+
+ uint8_t lm_key[8];
+ uint8_t nt_hash[16];
+ uint8_t lm_hash[16];
+ uint8_t nt_key[16];
+ uint8_t user_session_key[16];
+ uint8_t expected_user_session_key[16];
+ uint8_t session_nonce_hash[16];
+ uint8_t client_chall[8];
+
+ struct MD5Context md5_session_nonce_ctx;
+ HMACMD5Context hmac_ctx;
+
+ ZERO_STRUCT(user_session_key);
+ ZERO_STRUCT(lm_key);
+ generate_random_buffer(client_chall, 8);
+
+ MD5Init(&md5_session_nonce_ctx);
+ MD5Update(&md5_session_nonce_ctx, samlogon_state->chall.data, 8);
+ MD5Update(&md5_session_nonce_ctx, client_chall, 8);
+ MD5Final(session_nonce_hash, &md5_session_nonce_ctx);
+
+ E_md4hash(samlogon_state->password, (uint8_t *)nt_hash);
+ E_deshash(samlogon_state->password, (uint8_t *)lm_hash);
+ SMBsesskeygen_ntv1((const uint8_t *)nt_hash,
+ nt_key);
+
+ SMBNTencrypt(samlogon_state->password, samlogon_state->chall.data, nt_response.data);
+
+ memcpy(lm_response.data, session_nonce_hash, 8);
+ memset(lm_response.data + 8, 0, 16);
+
+ hmac_md5_init_rfc2104(nt_key, 16, &hmac_ctx);
+ hmac_md5_update(samlogon_state->chall.data, 8, &hmac_ctx);
+ hmac_md5_update(client_chall, 8, &hmac_ctx);
+ hmac_md5_final(expected_user_session_key, &hmac_ctx);
+
+ nt_status = check_samlogon(samlogon_state,
+ BREAK_NONE,
+ &samlogon_state->chall,
+ &lm_response,
+ &nt_response,
+ lm_key,
+ user_session_key,
+ error_string);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return False;
+ }
+
+ if (memcmp(lm_hash, lm_key,
+ sizeof(lm_key)) != 0) {
+ printf("LM Key does not match expectations!\n");
+ printf("lm_key:\n");
+ dump_data(1, (const char *)lm_key, 8);
+ printf("expected:\n");
+ dump_data(1, (const char *)lm_hash, 8);
+ pass = False;
+ }
+ if (memcmp(nt_key, user_session_key, 16) != 0) {
+ printf("NT Session Key does not match expectations (should be first-8 LM hash)!\n");
+ printf("user_session_key:\n");
+ dump_data(1, (const char *)user_session_key, sizeof(user_session_key));
+ printf("expected:\n");
+ dump_data(1, (const char *)nt_key, sizeof(nt_key));
+ pass = False;
+ }
+ return pass;
+}
+
+static BOOL test_plaintext(struct samlogon_state *samlogon_state, enum ntlm_break break_which, char **error_string)
+{
+ NTSTATUS nt_status;
+ DATA_BLOB nt_response = data_blob(NULL, 0);
+ DATA_BLOB lm_response = data_blob(NULL, 0);
+ char *password;
+ char *dospw;
+ void *unicodepw;
+
+ uint8_t user_session_key[16];
+ uint8_t lm_key[16];
+ static const uint8_t zeros[8];
+ DATA_BLOB chall = data_blob_talloc(samlogon_state->mem_ctx, zeros, sizeof(zeros));
+
+ ZERO_STRUCT(user_session_key);
+
+ if ((push_ucs2_talloc(samlogon_state->mem_ctx, &unicodepw,
+ samlogon_state->password)) == -1) {
+ DEBUG(0, ("push_ucs2_allocate failed!\n"));
+ exit(1);
+ }
+
+ nt_response = data_blob_talloc(samlogon_state->mem_ctx, unicodepw, strlen_m(samlogon_state->password)*2);
+
+ password = strupper_talloc(samlogon_state->mem_ctx, samlogon_state->password);
+
+ if ((convert_string_talloc(samlogon_state->mem_ctx, CH_UNIX,
+ CH_DOS, password,
+ strlen(password)+1,
+ (void**)&dospw)) == -1) {
+ DEBUG(0, ("convert_string_talloc failed!\n"));
+ exit(1);
+ }
+
+ lm_response = data_blob_talloc(samlogon_state->mem_ctx, dospw, strlen(dospw));
+
+ nt_status = check_samlogon(samlogon_state,
+ break_which,
+ &chall,
+ &lm_response,
+ &nt_response,
+ lm_key,
+ user_session_key,
+ error_string);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return break_which == BREAK_NT;
+ }
+
+ return True;
+}
+
+static BOOL test_plaintext_none_broken(struct samlogon_state *samlogon_state,
+ char **error_string) {
+ return test_plaintext(samlogon_state, BREAK_NONE, error_string);
+}
+
+static BOOL test_plaintext_lm_broken(struct samlogon_state *samlogon_state,
+ char **error_string) {
+ return test_plaintext(samlogon_state, BREAK_LM, error_string);
+}
+
+static BOOL test_plaintext_nt_broken(struct samlogon_state *samlogon_state,
+ char **error_string) {
+ return test_plaintext(samlogon_state, BREAK_NT, error_string);
+}
+
+static BOOL test_plaintext_nt_only(struct samlogon_state *samlogon_state,
+ char **error_string) {
+ return test_plaintext(samlogon_state, NO_LM, error_string);
+}
+
+static BOOL test_plaintext_lm_only(struct samlogon_state *samlogon_state,
+ char **error_string) {
+ return test_plaintext(samlogon_state, NO_NT, error_string);
+}
+
+/*
+ Tests:
+
+ - LM only
+ - NT and LM
+ - NT
+ - NT in LM field
+ - NT in both fields
+ - NTLMv2
+ - NTLMv2 and LMv2
+ - LMv2
+ - plaintext tests (in challenge-response fields)
+
+ check we get the correct session key in each case
+ check what values we get for the LM session key
+
+*/
+
+static const struct ntlm_tests {
+ BOOL (*fn)(struct samlogon_state *, char **);
+ const char *name;
+ BOOL expect_fail;
+} test_table[] = {
+ {test_lm, "LM", False},
+ {test_lm_ntlm, "LM and NTLM", False},
+ {test_lm_ntlm_both_broken, "LM and NTLM, both broken", False},
+ {test_ntlm, "NTLM", False},
+ {test_ntlm_in_lm, "NTLM in LM", False},
+ {test_ntlm_in_both, "NTLM in both", False},
+ {test_ntlmv2, "NTLMv2", False},
+ {test_lmv2_ntlmv2, "NTLMv2 and LMv2", False},
+ {test_lmv2, "LMv2", False},
+ {test_ntlmv2_lmv2_broken, "NTLMv2 and LMv2, LMv2 broken", False},
+ {test_ntlmv2_ntlmv2_broken, "NTLMv2 and LMv2, NTLMv2 broken", False},
+ {test_ntlmv2_both_broken, "NTLMv2 and LMv2, both broken", False},
+ {test_ntlm_lm_broken, "NTLM and LM, LM broken", False},
+ {test_ntlm_ntlm_broken, "NTLM and LM, NTLM broken", False},
+ {test_ntlm2, "NTLM2 (NTLMv2 session security)", False},
+ {test_plaintext_none_broken, "Plaintext", True},
+ {test_plaintext_lm_broken, "Plaintext LM broken", True},
+ {test_plaintext_nt_broken, "Plaintext NT broken", True},
+ {test_plaintext_nt_only, "Plaintext NT only", True},
+ {test_plaintext_lm_only, "Plaintext LM only", True},
+ {NULL, NULL}
+};
+
+/*
+ try a netlogon SamLogon
+*/
+static BOOL test_SamLogon(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx,
+ struct creds_CredentialState *creds)
+{
+ int i, v, l, f;
+ BOOL ret = True;
+ int validation_levels[] = {2,3,6};
+ int logon_levels[] = { 2, 6 };
+ int function_levels[] = {
+ DCERPC_NETR_LOGONSAMLOGON,
+ DCERPC_NETR_LOGONSAMLOGONWITHFLAGS };
+ struct samlogon_state samlogon_state;
+
+ printf("testing netr_LogonSamLogon and netr_LogonSamLogonWithFlags\n");
+
+ samlogon_state.mem_ctx = mem_ctx;
+ samlogon_state.account_name = lp_parm_string(-1, "torture", "username");
+ samlogon_state.account_domain = lp_parm_string(-1, "torture", "userdomain");
+ samlogon_state.password = lp_parm_string(-1, "torture", "password");
+ samlogon_state.p = p;
+ samlogon_state.creds = creds;
+
+ samlogon_state.chall = data_blob_talloc(mem_ctx, NULL, 8);
+
+ generate_random_buffer(samlogon_state.chall.data, 8);
+ samlogon_state.r_flags.in.server_name = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p));
+ samlogon_state.r_flags.in.workstation = TEST_MACHINE_NAME;
+ samlogon_state.r_flags.in.credential = &samlogon_state.auth;
+ samlogon_state.r_flags.in.return_authenticator = &samlogon_state.auth2;
+ samlogon_state.r_flags.in.flags = 0;
+
+ samlogon_state.r.in.server_name = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p));
+ samlogon_state.r.in.workstation = TEST_MACHINE_NAME;
+ samlogon_state.r.in.credential = &samlogon_state.auth;
+ samlogon_state.r.in.return_authenticator = &samlogon_state.auth2;
+
+ for (i=0; test_table[i].fn; i++) {
+ for (v=0;v<ARRAY_SIZE(validation_levels);v++) {
+ for (l=0;l<ARRAY_SIZE(logon_levels);l++) {
+ for (f=0;f<ARRAY_SIZE(function_levels);f++) {
+ char *error_string = NULL;
+ samlogon_state.function_level = function_levels[f];
+ samlogon_state.r.in.validation_level = validation_levels[v];
+ samlogon_state.r.in.logon_level = logon_levels[l];
+ samlogon_state.r_flags.in.validation_level = validation_levels[v];
+ samlogon_state.r_flags.in.logon_level = logon_levels[l];
+ if (!test_table[i].fn(&samlogon_state, &error_string)) {
+ printf("Testing '%s' at validation level %d, logon level %d, function %d: \n",
+ test_table[i].name, validation_levels[v],
+ logon_levels[l], function_levels[f]);
+
+ if (test_table[i].expect_fail) {
+ printf(" failed (expected, test incomplete): %s\n", error_string);
+ } else {
+ printf(" failed: %s\n", error_string);
+ ret = False;
+ }
+ SAFE_FREE(error_string);
+ }
+ }
+ }
+ }
+ }
+
+ return ret;
+}
+
+/*
+ test an ADS style interactive domain logon
+*/
+static BOOL test_InteractiveLogon(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx,
+ struct creds_CredentialState *creds)
+{
+ NTSTATUS status;
+ struct netr_LogonSamLogonWithFlags r;
+ struct netr_Authenticator a, ra;
+ struct netr_PasswordInfo pinfo;
+ const char *plain_pass;
+
+ ZERO_STRUCT(a);
+ ZERO_STRUCT(r);
+ ZERO_STRUCT(ra);
+
+ creds_client_authenticator(creds, &a);
+
+ r.in.server_name = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p));
+ r.in.workstation = TEST_MACHINE_NAME;
+ r.in.credential = &a;
+ r.in.return_authenticator = &ra;
+ r.in.logon_level = 5;
+ r.in.logon.password = &pinfo;
+ r.in.validation_level = 6;
+ r.in.flags = 0;
+
+ pinfo.identity_info.domain_name.string = lp_parm_string(-1, "torture", "userdomain");
+ pinfo.identity_info.parameter_control = 0;
+ pinfo.identity_info.logon_id_low = 0;
+ pinfo.identity_info.logon_id_high = 0;
+ pinfo.identity_info.account_name.string = lp_parm_string(-1, "torture", "username");
+ pinfo.identity_info.workstation.string = TEST_MACHINE_NAME;
+
+ plain_pass = lp_parm_string(-1, "torture", "password");
+
+ E_deshash(plain_pass, pinfo.lmpassword.hash);
+ E_md4hash(plain_pass, pinfo.ntpassword.hash);
+
+ if (creds->negotiate_flags) {
+ creds_arcfour_crypt(creds, pinfo.lmpassword.hash, 16);
+ creds_arcfour_crypt(creds, pinfo.ntpassword.hash, 16);
+ } else {
+ creds_des_encrypt(creds, &pinfo.lmpassword);
+ creds_des_encrypt(creds, &pinfo.ntpassword);
+ }
+
+ printf("Testing netr_LogonSamLogonWithFlags\n");
+
+ status = dcerpc_netr_LogonSamLogonWithFlags(p, mem_ctx, &r);
+ if (!NT_STATUS_IS_OK(status)) {
+ printf("netr_LogonSamLogonWithFlags - %s\n", nt_errstr(status));
+ return False;
+ }
+
+ if (!creds_client_check(creds, &r.out.return_authenticator->cred)) {
+ printf("Credential chaining failed\n");
+ return False;
+ }
+
+ return True;
+}
+
+
+
+BOOL torture_rpc_samlogon(void)
+{
+ NTSTATUS status;
+ struct dcerpc_pipe *p;
+ TALLOC_CTX *mem_ctx;
+ BOOL ret = True;
+ void *join_ctx;
+ const char *machine_pass;
+
+ struct creds_CredentialState creds;
+
+ mem_ctx = talloc_init("torture_rpc_netlogon");
+
+ join_ctx = torture_join_domain(TEST_MACHINE_NAME, lp_workgroup(), ACB_SVRTRUST,
+ &machine_pass);
+ if (!join_ctx) {
+ printf("Failed to join as BDC\n");
+ return False;
+ }
+
+ status = torture_rpc_connection(&p,
+ DCERPC_NETLOGON_NAME,
+ DCERPC_NETLOGON_UUID,
+ DCERPC_NETLOGON_VERSION);
+ if (!NT_STATUS_IS_OK(status)) {
+ return False;
+ }
+
+
+ if (!test_SetupCredentials(p, mem_ctx,
+ TEST_MACHINE_NAME, machine_pass, &creds)) {
+ ret = False;
+ }
+
+ if (!test_InteractiveLogon(p, mem_ctx, &creds)) {
+ ret = False;
+ }
+
+ if (!test_SamLogon(p, mem_ctx, &creds)) {
+ ret = False;
+ }
+
+ if (!test_SetupCredentials2(p, mem_ctx, NETLOGON_NEG_AUTH2_FLAGS,
+ TEST_MACHINE_NAME, machine_pass, &creds)) {
+ return False;
+ }
+
+ if (!test_SamLogon(p, mem_ctx, &creds)) {
+ ret = False;
+ }
+
+ if (!test_InteractiveLogon(p, mem_ctx, &creds)) {
+ ret = False;
+ }
+
+ if (!test_SetupCredentials3(p, mem_ctx, NETLOGON_NEG_AUTH2_FLAGS,
+ TEST_MACHINE_NAME, machine_pass, &creds)) {
+ return False;
+ }
+
+ if (!test_SamLogon(p, mem_ctx, &creds)) {
+ ret = False;
+ }
+
+ if (!test_InteractiveLogon(p, mem_ctx, &creds)) {
+ ret = False;
+ }
+
+ if (!test_SetupCredentials3(p, mem_ctx, NETLOGON_NEG_AUTH2_ADS_FLAGS,
+ TEST_MACHINE_NAME, machine_pass, &creds)) {
+ return False;
+ }
+
+ if (!test_SamLogon(p, mem_ctx, &creds)) {
+ ret = False;
+ }
+
+ if (!test_InteractiveLogon(p, mem_ctx, &creds)) {
+ ret = False;
+ }
+
+ talloc_destroy(mem_ctx);
+
+ torture_rpc_close(p);
+
+ torture_leave_domain(join_ctx);
+
+ return ret;
+}