/* Unix SMB/CIFS implementation. test suite for netlogon rpc operations Copyright (C) Andrew Tridgell 2003 Copyright (C) Andrew Bartlett 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" #define TEST_MACHINE_NAME "torturetest" static struct { struct dcerpc_pipe *p; const char *machine_password; struct policy_handle acct_handle; } join; /* join the domain as a BDC */ static BOOL join_domain_bdc(TALLOC_CTX *mem_ctx) { NTSTATUS status; struct samr_Connect c; struct samr_CreateUser2 r; struct samr_OpenDomain o; struct samr_LookupDomain l; struct samr_GetUserPwInfo pwp; struct samr_SetUserInfo s; union samr_UserInfo u; struct policy_handle handle; struct policy_handle domain_handle; uint32 access_granted; uint32 rid; BOOL ret = True; DATA_BLOB session_key; struct samr_Name name; int policy_min_pw_len = 0; printf("Connecting to SAMR\n"); status = torture_rpc_connection(&join.p, DCERPC_SAMR_NAME, DCERPC_SAMR_UUID, DCERPC_SAMR_VERSION); if (!NT_STATUS_IS_OK(status)) { return False; } c.in.system_name = NULL; c.in.access_mask = SEC_RIGHTS_MAXIMUM_ALLOWED; c.out.handle = &handle; status = dcerpc_samr_Connect(join.p, mem_ctx, &c); if (!NT_STATUS_IS_OK(status)) { printf("samr_Connect failed - %s\n", nt_errstr(status)); return False; } printf("Opening domain %s\n", lp_workgroup()); name.name = lp_workgroup(); l.in.handle = &handle; l.in.domain = &name; status = dcerpc_samr_LookupDomain(join.p, mem_ctx, &l); if (!NT_STATUS_IS_OK(status)) { printf("LookupDomain failed - %s\n", nt_errstr(status)); return False; } o.in.handle = &handle; o.in.access_mask = SEC_RIGHTS_MAXIMUM_ALLOWED; o.in.sid = l.out.sid; o.out.domain_handle = &domain_handle; status = dcerpc_samr_OpenDomain(join.p, mem_ctx, &o); if (!NT_STATUS_IS_OK(status)) { printf("OpenDomain failed - %s\n", nt_errstr(status)); return False; } printf("Creating machine account %s\n", TEST_MACHINE_NAME); again: name.name = talloc_asprintf(mem_ctx, "%s$", TEST_MACHINE_NAME); r.in.handle = &domain_handle; r.in.username = &name; r.in.acct_flags = ACB_SVRTRUST; r.in.access_mask = SEC_RIGHTS_MAXIMUM_ALLOWED; r.out.acct_handle = &join.acct_handle; r.out.access_granted = &access_granted; r.out.rid = &rid; status = dcerpc_samr_CreateUser2(join.p, mem_ctx, &r); if (NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS) && test_DeleteUser_byname(join.p, mem_ctx, &domain_handle, name.name)) { goto again; } if (!NT_STATUS_IS_OK(status)) { printf("CreateUser2 failed - %s\n", nt_errstr(status)); return False; } pwp.in.handle = &join.acct_handle; status = dcerpc_samr_GetUserPwInfo(join.p, mem_ctx, &pwp); if (NT_STATUS_IS_OK(status)) { policy_min_pw_len = pwp.out.info.min_pwd_len; } join.machine_password = generate_random_str(mem_ctx, MAX(8, policy_min_pw_len)); printf("Setting machine account password '%s'\n", join.machine_password); s.in.handle = &join.acct_handle; s.in.info = &u; s.in.level = 24; encode_pw_buffer(u.info24.password.data, join.machine_password, STR_UNICODE); u.info24.pw_len = strlen(join.machine_password); status = dcerpc_fetch_session_key(join.p, &session_key); if (!NT_STATUS_IS_OK(status)) { printf("SetUserInfo level %u - no session key - %s\n", s.in.level, nt_errstr(status)); return False; } SamOEMhashBlob(u.info24.password.data, 516, &session_key); status = dcerpc_samr_SetUserInfo(join.p, mem_ctx, &s); if (!NT_STATUS_IS_OK(status)) { printf("SetUserInfo failed - %s\n", nt_errstr(status)); return False; } s.in.handle = &join.acct_handle; s.in.info = &u; s.in.level = 16; u.info16.acct_flags = ACB_SVRTRUST; printf("Resetting ACB flags\n"); status = dcerpc_samr_SetUserInfo(join.p, mem_ctx, &s); if (!NT_STATUS_IS_OK(status)) { printf("SetUserInfo failed - %s\n", nt_errstr(status)); return False; } return ret; } /* leave the domain as a BDC */ static BOOL leave_domain_bdc(TALLOC_CTX *mem_ctx) { struct samr_DeleteUser d; NTSTATUS status; d.in.handle = &join.acct_handle; d.out.handle = &join.acct_handle; status = dcerpc_samr_DeleteUser(join.p, mem_ctx, &d); if (!NT_STATUS_IS_OK(status)) { printf("Delete of machine account failed\n"); return False; } return True; } static BOOL test_LogonUasLogon(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx) { NTSTATUS status; struct netr_LogonUasLogon r; r.in.server_name = NULL; r.in.username = lp_parm_string(-1, "torture", "username"); r.in.workstation = TEST_MACHINE_NAME; printf("Testing LogonUasLogon\n"); status = dcerpc_netr_LogonUasLogon(p, mem_ctx, &r); if (!NT_STATUS_IS_OK(status)) { printf("LogonUasLogon - %s\n", nt_errstr(status)); return False; } return True; } static BOOL test_LogonUasLogoff(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx) { NTSTATUS status; struct netr_LogonUasLogoff r; r.in.server_name = NULL; r.in.username = lp_parm_string(-1, "torture", "username"); r.in.workstation = TEST_MACHINE_NAME; printf("Testing LogonUasLogoff\n"); status = dcerpc_netr_LogonUasLogoff(p, mem_ctx, &r); if (!NT_STATUS_IS_OK(status)) { printf("LogonUasLogoff - %s\n", nt_errstr(status)); return False; } return True; } static BOOL test_SetupCredentials(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx, struct creds_CredentialState *creds) { NTSTATUS status; struct netr_ServerReqChallenge r; struct netr_ServerAuthenticate a; const char *plain_pass; uint8 mach_pwd[16]; printf("Testing ServerReqChallenge\n"); r.in.server_name = NULL; r.in.computer_name = TEST_MACHINE_NAME; generate_random_buffer(r.in.credentials.data, sizeof(r.in.credentials.data), False); status = dcerpc_netr_ServerReqChallenge(p, mem_ctx, &r); if (!NT_STATUS_IS_OK(status)) { printf("ServerReqChallenge - %s\n", nt_errstr(status)); return False; } plain_pass = join.machine_password; if (!plain_pass) { printf("Unable to fetch machine password!\n"); return False; } E_md4hash(plain_pass, mach_pwd); creds_client_init(creds, &r.in.credentials, &r.out.credentials, mach_pwd, &a.in.credentials); a.in.server_name = NULL; a.in.username = talloc_asprintf(mem_ctx, "%s$", TEST_MACHINE_NAME); a.in.secure_channel_type = SEC_CHAN_BDC; a.in.computer_name = TEST_MACHINE_NAME; printf("Testing ServerAuthenticate\n"); status = dcerpc_netr_ServerAuthenticate(p, mem_ctx, &a); if (!NT_STATUS_IS_OK(status)) { printf("ServerAuthenticate - %s\n", nt_errstr(status)); return False; } if (!creds_client_check(creds, &a.out.credentials)) { printf("Credential chaining failed\n"); return False; } return True; } static BOOL test_SetupCredentials2(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx, uint32 negotiate_flags, struct creds_CredentialState *creds) { NTSTATUS status; struct netr_ServerReqChallenge r; struct netr_ServerAuthenticate2 a; const char *plain_pass; uint8 mach_pwd[16]; printf("Testing ServerReqChallenge\n"); r.in.server_name = NULL; r.in.computer_name = TEST_MACHINE_NAME; generate_random_buffer(r.in.credentials.data, sizeof(r.in.credentials.data), False); status = dcerpc_netr_ServerReqChallenge(p, mem_ctx, &r); if (!NT_STATUS_IS_OK(status)) { printf("ServerReqChallenge - %s\n", nt_errstr(status)); return False; } plain_pass = join.machine_password; if (!plain_pass) { printf("Unable to fetch machine password!\n"); return False; } E_md4hash(plain_pass, mach_pwd); creds_client_init(creds, &r.in.credentials, &r.out.credentials, mach_pwd, &a.in.credentials); a.in.server_name = NULL; a.in.username = talloc_asprintf(mem_ctx, "%s$", TEST_MACHINE_NAME); a.in.secure_channel_type = SEC_CHAN_BDC; a.in.computer_name = TEST_MACHINE_NAME; a.in.negotiate_flags = &negotiate_flags; a.out.negotiate_flags = &negotiate_flags; printf("Testing ServerAuthenticate2\n"); status = dcerpc_netr_ServerAuthenticate2(p, mem_ctx, &a); if (!NT_STATUS_IS_OK(status)) { printf("ServerAuthenticate2 - %s\n", nt_errstr(status)); return False; } if (!creds_client_check(creds, &a.out.credentials)) { printf("Credential chaining failed\n"); return False; } printf("negotiate_flags=0x%08x\n", negotiate_flags); return True; } enum ntlm_break { BREAK_NONE, BREAK_LM, BREAK_NT, NO_LM, NO_NT }; struct samlogon_state { TALLOC_CTX *mem_ctx; const char *username; const char *password; struct dcerpc_pipe *p; struct netr_LogonSamLogon r; 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 lm_key[8], uint8 user_session_key[16], char **error_string) { NTSTATUS status; struct netr_LogonSamLogon *r = &samlogon_state->r; int levels[] = { 2, 6 }; int i; struct netr_NetworkInfo ninfo; for (i=0;ir.in.logon_level = levels[i]; samlogon_state->r.in.logon.network = &ninfo; ninfo.logon_info.domain_name.string = lp_workgroup(); ninfo.logon_info.parameter_control = 0; ninfo.logon_info.logon_id_low = 0; ninfo.logon_info.logon_id_high = 0; ninfo.logon_info.username.string = samlogon_state->username; ninfo.logon_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 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); r->out.authenticator = NULL; status = dcerpc_netr_LogonSamLogon(samlogon_state->p, samlogon_state->mem_ctx, r); if (!NT_STATUS_IS_OK(status)) { if (error_string) { *error_string = strdup(nt_errstr(status)); } } if (!r->out.authenticator || !creds_client_check(&samlogon_state->creds, &r->out.authenticator->cred)) { printf("Credential chaining failed\n"); } 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 (r->in.validation_level == 2) { static const char zeros[16]; if (memcmp(r->out.validation.sam->LMSessKey.key, zeros, sizeof(r->out.validation.sam->LMSessKey.key)) != 0) { creds_arcfour_crypt(&samlogon_state->creds, r->out.validation.sam->LMSessKey.key, sizeof(r->out.validation.sam->LMSessKey.key)); } if (lm_key) { memcpy(lm_key, r->out.validation.sam->LMSessKey.key, 8); } if (memcmp(r->out.validation.sam->key.key, zeros, sizeof(r->out.validation.sam->key.key)) != 0) { creds_arcfour_crypt(&samlogon_state->creds, r->out.validation.sam->key.key, sizeof(r->out.validation.sam->key.key)); } if (user_session_key) { memcpy(user_session_key, r->out.validation.sam->key.key, 16); } } else if (r->in.validation_level == 3) { static const char zeros[16]; if (memcmp(r->out.validation.sam2->LMSessKey.key, zeros, sizeof(r->out.validation.sam2->LMSessKey.key)) != 0) { creds_arcfour_crypt(&samlogon_state->creds, r->out.validation.sam2->LMSessKey.key, sizeof(r->out.validation.sam2->LMSessKey.key)); } if (lm_key) { memcpy(lm_key, r->out.validation.sam2->LMSessKey.key, 8); } if (memcmp(r->out.validation.sam2->key.key, zeros, sizeof(r->out.validation.sam2->key.key)) != 0) { creds_arcfour_crypt(&samlogon_state->creds, r->out.validation.sam2->key.key, sizeof(r->out.validation.sam2->key.key)); } if (user_session_key) { memcpy(user_session_key, r->out.validation.sam2->key.key, 16); } } } 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; 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); uchar lm_key[8]; uchar user_session_key[16]; uchar lm_hash[16]; uchar nt_hash[16]; ZERO_STRUCT(lm_key); ZERO_STRUCT(user_session_key); SMBencrypt(samlogon_state->password, samlogon_state->chall.data, lm_response.data); 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_IS_OK(nt_status)) { return break_which == BREAK_NT; } 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 (break_which == 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; } } else { 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); uchar lm_key[8]; uchar lm_hash[16]; uchar 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; 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, (unsigned char *)nt_hash); SMBsesskeygen_ntv1((const unsigned char *)nt_hash, session_key.data); E_deshash(samlogon_state->password, (unsigned char *)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 ntlmv2_session_key = data_blob(NULL, 0); DATA_BLOB names_blob = NTLMv2_generate_names_blob(lp_netbios_name(), lp_workgroup()); uchar user_session_key[16]; ZERO_STRUCT(user_session_key); /* TODO - test with various domain cases, and without domain */ if (!SMBNTLMv2encrypt(samlogon_state->username, lp_workgroup(), samlogon_state->password, &samlogon_state->chall, &names_blob, &lmv2_response, &ntlmv2_response, &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, NULL, user_session_key, error_string); data_blob_free(&lmv2_response); data_blob_free(&ntlmv2_response); if (!NT_STATUS_IS_OK(nt_status)) { return break_which == BREAK_NT; } if (break_which != NO_NT && break_which != BREAK_NT && 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; } 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_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_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; smb_ucs2_t *unicodepw; uchar user_session_key[16]; uchar lm_key[16]; static const uchar 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, (smb_ucs2_t **)&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_w(((void *)unicodepw))*sizeof(smb_ucs2_t)); password = strdup_upper(samlogon_state->password); if ((convert_string_talloc(samlogon_state->mem_ctx, CH_UNIX, CH_DOS, password, strlen(password)+1, (const void**)&dospw)) == -1) { DEBUG(0, ("push_ascii_allocate failed!\n")); exit(1); } SAFE_FREE(password); 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 feilds) 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_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_ntlm_lm_broken, "NTLM and LM, LM broken", False}, {test_ntlm_ntlm_broken, "NTLM and LM, NTLM broken", 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) { int i, j; BOOL ret = True; struct samlogon_state samlogon_state; samlogon_state.mem_ctx = mem_ctx; samlogon_state.username = lp_parm_string(-1, "torture", "username"); samlogon_state.password = lp_parm_string(-1, "torture", "password"); samlogon_state.p = p; samlogon_state.chall = data_blob_talloc(mem_ctx, NULL, 8); generate_random_buffer(samlogon_state.chall.data, 8, False); if (!test_SetupCredentials2(p, mem_ctx, NETLOGON_NEG_AUTH2_FLAGS, &samlogon_state.creds)) { return False; } 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.authenticator = &samlogon_state.auth2; for (i=2;i<=3;i++) { samlogon_state.r.in.validation_level = i; for (j=0; test_table[j].fn; j++) { char *error_string = NULL; printf("Testing SamLogon with '%s' at validation level %d\n", test_table[j].name, i); if (!test_table[j].fn(&samlogon_state, &error_string)) { if (test_table[j].expect_fail) { printf("Test %s failed (expected, test incomplete): %s\n", test_table[j].name, error_string); } else { printf("Test %s failed: %s\n", test_table[j].name, error_string); ret = False; } SAFE_FREE(error_string); } } } return ret; } /* try a change password for our machine account */ static BOOL test_SetPassword(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx) { NTSTATUS status; struct netr_ServerPasswordSet r; const char *password; struct creds_CredentialState creds; if (!test_SetupCredentials(p, mem_ctx, &creds)) { return False; } r.in.server_name = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p)); r.in.username = talloc_asprintf(mem_ctx, "%s$", TEST_MACHINE_NAME); r.in.secure_channel_type = SEC_CHAN_BDC; r.in.computer_name = TEST_MACHINE_NAME; password = generate_random_str(mem_ctx, 8); E_md4hash(password, r.in.new_password.data); creds_des_encrypt(&creds, &r.in.new_password); printf("Testing ServerPasswordSet on machine account\n"); printf("Changing machine account password to '%s'\n", password); creds_client_authenticator(&creds, &r.in.credential); status = dcerpc_netr_ServerPasswordSet(p, mem_ctx, &r); if (!NT_STATUS_IS_OK(status)) { printf("ServerPasswordSet - %s\n", nt_errstr(status)); return False; } if (!creds_client_check(&creds, &r.out.return_authenticator.cred)) { printf("Credential chaining failed\n"); } /* by changing the machine password twice we test the credentials chaining fully, and we verify that the server allows the password to be set to the same value twice in a row (match win2k3) */ printf("Testing a second ServerPasswordSet on machine account\n"); printf("Changing machine account password to '%s' (same as pervsious run)\n", password); creds_client_authenticator(&creds, &r.in.credential); status = dcerpc_netr_ServerPasswordSet(p, mem_ctx, &r); if (!NT_STATUS_IS_OK(status)) { printf("ServerPasswordSet (2) - %s\n", nt_errstr(status)); return False; } if (!creds_client_check(&creds, &r.out.return_authenticator.cred)) { printf("Credential chaining failed\n"); } join.machine_password = password; if (!test_SetupCredentials(p, mem_ctx, &creds)) { printf("ServerPasswordSet failed to actually change the password\n"); return False; } return True; } /* we remember the sequence numbers so we can easily do a DatabaseDelta */ static uint64_t sequence_nums[3]; /* try a netlogon DatabaseSync */ static BOOL test_DatabaseSync(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx) { NTSTATUS status; struct netr_DatabaseSync r; struct creds_CredentialState creds; const uint32 database_ids[] = {0, 1, 2}; int i; BOOL ret = True; if (!test_SetupCredentials(p, mem_ctx, &creds)) { return False; } r.in.logon_server = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p)); r.in.computername = TEST_MACHINE_NAME; r.in.preferredmaximumlength = (uint32)-1; ZERO_STRUCT(r.in.return_authenticator); for (i=0;inum_deltas > 0 && r.out.delta_enum_array->delta_enum[0].delta_type == 1 && r.out.delta_enum_array->delta_enum[0].delta_union.domain) { sequence_nums[r.in.database_id] = r.out.delta_enum_array->delta_enum[0].delta_union.domain->sequence_num; printf("\tsequence_nums[%d]=%llu\n", r.in.database_id, sequence_nums[r.in.database_id]); } } while (NT_STATUS_EQUAL(status, STATUS_MORE_ENTRIES)); } return ret; } /* try a netlogon DatabaseDeltas */ static BOOL test_DatabaseDeltas(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx) { NTSTATUS status; struct netr_DatabaseDeltas r; struct creds_CredentialState creds; const uint32 database_ids[] = {0, 1, 2}; int i; BOOL ret = True; if (!test_SetupCredentials(p, mem_ctx, &creds)) { return False; } r.in.logon_server = talloc_asprintf(mem_ctx, "\\\\%s", dcerpc_server_name(p)); r.in.computername = TEST_MACHINE_NAME; r.in.preferredmaximumlength = (uint32)-1; ZERO_STRUCT(r.in.return_authenticator); for (i=0;i