1 files changed, 91 insertions, 0 deletions
diff --git a/source4/torture/smb2/secleak.c b/source4/torture/smb2/secleak.c
new file mode 100644
index 0000000..ca709ed
--- /dev/null
+++ b/source4/torture/smb2/secleak.c
@@ -0,0 +1,91 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   find security related memory leaks
+
+   Copyright (C) Andrew Tridgell 2004
+   Copyright (C) David Mulder 2020
+
+   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 "libcli/raw/libcliraw.h"
+#include "libcli/raw/raw_proto.h"
+#include "libcli/libcli.h"
+#include "torture/util.h"
+#include "system/time.h"
+#include "libcli/smb_composite/smb_composite.h"
+#include "auth/credentials/credentials.h"
+#include "param/param.h"
+#include "libcli/smb2/smb2.h"
+#include "libcli/smb2/smb2_calls.h"
+#include "torture/smb2/proto.h"
+#include "../libcli/smb/smbXcli_base.h"
+
+static bool try_failed_login(struct torture_context *tctx, struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	struct cli_credentials *credentials = NULL;
+	uint32_t sessid = 0;
+	struct smb2_session *session = NULL;
+	bool result = true;
+
+	session = smb2_session_init(tree->session->transport,
+				    lpcfg_gensec_settings(tctx, tctx->lp_ctx),
+				    tctx);
+	torture_assert(tctx, session, "Session initialization failed");
+
+	sessid = smb2cli_session_current_id(tree->session->smbXcli);
+	credentials = cli_credentials_init(session);
+	torture_assert_goto(tctx, credentials, result, done,
+			    "Credential allocation failed");
+
+	cli_credentials_set_conf(credentials, tctx->lp_ctx);
+	cli_credentials_set_domain(credentials, "INVALID-DOMAIN", CRED_SPECIFIED);
+	cli_credentials_set_username(credentials, "INVALID-USERNAME", CRED_SPECIFIED);
+	cli_credentials_set_password(credentials, "INVALID-PASSWORD", CRED_SPECIFIED);
+
+	status = smb2_session_setup_spnego(session, credentials, sessid);
+	torture_assert_ntstatus_equal_goto(tctx, status,
+		NT_STATUS_LOGON_FAILURE, result, done,
+		"Allowed session setup with invalid credentials?!\n");
+
+done:
+	/* smb2_session_init() steals the transport, and if we don't steal it
+	 * back before freeing session, then we segfault on the next iteration
+	 * because the transport pointer in the tree is now invalid.
+	 */
+	tree->session->transport = talloc_steal(tree->session, session->transport);
+	talloc_free(session);
+
+	return result;
+}
+
+bool torture_smb2_sec_leak(struct torture_context *tctx, struct smb2_tree *tree)
+{
+	time_t t1 = time_mono(NULL);
+	int timelimit = torture_setting_int(tctx, "timelimit", 20);
+	bool result;
+
+	while (time_mono(NULL) < t1+timelimit) {
+		result = try_failed_login(tctx, tree);
+		torture_assert(tctx, result,
+			       "Invalid credentials should have failed");
+
+		talloc_report(NULL, stdout);
+	}
+
+	return true;
+}