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-rw-r--r--source4/torture/rpc/netlogon.c106
1 files changed, 96 insertions, 10 deletions
diff --git a/source4/torture/rpc/netlogon.c b/source4/torture/rpc/netlogon.c
index 7453814ec1..0551151db8 100644
--- a/source4/torture/rpc/netlogon.c
+++ b/source4/torture/rpc/netlogon.c
@@ -25,6 +25,7 @@
#include "includes.h"
#include "librpc/gen_ndr/ndr_netlogon.h"
#include "auth/auth.h"
+#include "lib/crypto/crypto.h"
static const char *machine_password;
@@ -309,8 +310,6 @@ static NTSTATUS check_samlogon(struct samlogon_state *samlogon_state,
uint16 validation_level;
- printf("testing netr_LogonSamLogon\n");
-
samlogon_state->r.in.logon.network = &ninfo;
samlogon_state->r_flags.in.logon.network = &ninfo;
@@ -763,7 +762,7 @@ static BOOL test_lmv2_ntlmv2_broken(struct samlogon_state *samlogon_state, enum
data_blob_free(&ntlmv2_response);
- if (!NT_STATUS_IS_OK(nt_status)) {
+ if (NT_STATUS_EQUAL(nt_status, NT_STATUS_WRONG_PASSWORD)) {
return break_which == BREAK_BOTH;
}
@@ -873,6 +872,90 @@ static BOOL test_ntlmv2_both_broken(struct samlogon_state *samlogon_state, char
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;
@@ -895,7 +978,7 @@ static BOOL test_plaintext(struct samlogon_state *samlogon_state, enum ntlm_brea
exit(1);
}
- nt_response = data_blob_talloc(samlogon_state->mem_ctx, unicodepw, utf16_len(unicodepw));
+ 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);
@@ -987,6 +1070,7 @@ static const struct ntlm_tests {
{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},
@@ -1009,6 +1093,8 @@ static BOOL test_SamLogon(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx)
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");
@@ -1052,15 +1138,15 @@ static BOOL test_SamLogon(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx)
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];
- printf("Testing SamLogon with '%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].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("Test %s failed (expected, test incomplete): %s\n", test_table[i].name, error_string);
+ printf(" failed (expected, test incomplete): %s\n", error_string);
} else {
- printf("Test %s failed: %s\n", test_table[i].name, error_string);
+ printf(" failed: %s\n", error_string);
ret = False;
}
SAFE_FREE(error_string);