| /* |
| * Copyright (C) 2022 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.security.cts.CVE_2021_39626; |
| |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assume.assumeNoException; |
| import static org.junit.Assume.assumeNotNull; |
| import static org.junit.Assume.assumeTrue; |
| |
| import android.bluetooth.BluetoothAdapter; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.PackageManager; |
| import android.provider.Settings; |
| |
| import androidx.test.InstrumentationRegistry; |
| import androidx.test.runner.AndroidJUnit4; |
| import androidx.test.uiautomator.By; |
| import androidx.test.uiautomator.UiDevice; |
| import androidx.test.uiautomator.Until; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @RunWith(AndroidJUnit4.class) |
| public class DeviceTest { |
| private static final int TIMEOUT = 5000; |
| private static Context context; |
| |
| private static String getSettingsPkgName() { |
| Intent settingsIntent = new Intent(Settings.ACTION_SETTINGS); |
| ComponentName settingsComponent = |
| settingsIntent.resolveActivity(context.getPackageManager()); |
| String pkgName = settingsComponent != null ? settingsComponent.getPackageName() |
| : "com.android.settings"; |
| assumeNotNull(pkgName); |
| return pkgName; |
| } |
| |
| private void openApplication(String applicationName) { |
| Intent intent = context.getPackageManager().getLaunchIntentForPackage(applicationName); |
| assumeNotNull(intent); |
| intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK); |
| try { |
| context.startActivity(intent); |
| } catch (Exception e) { |
| assumeNoException(e); |
| } |
| } |
| |
| @Test |
| public void testBtDiscoverable() { |
| // Initialize UiDevice instance |
| UiDevice device = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation()); |
| context = InstrumentationRegistry.getInstrumentation().getContext(); |
| BluetoothAdapter btAdapter = BluetoothAdapter.getDefaultAdapter(); |
| assumeNotNull(btAdapter); |
| |
| // Save the state of bluetooth adapter to reset after the test |
| boolean btState = btAdapter.isEnabled(); |
| if (!btState) { |
| // If bluetooth is disabled, enable it and wait for adapter startup to complete |
| assumeTrue(btAdapter.enable()); |
| try { |
| Thread.sleep(TIMEOUT); |
| } catch (Exception e) { |
| assumeNoException(e); |
| } |
| } |
| assumeTrue(btAdapter.isEnabled()); |
| |
| // Launch the PoC application and ensure that it launches bluetooth settings |
| openApplication(context.getPackageName()); |
| assumeTrue(device.wait(Until.hasObject(By.pkg(getSettingsPkgName())), TIMEOUT)); |
| |
| boolean isBtDiscoverable = |
| (btAdapter.getScanMode() == btAdapter.SCAN_MODE_CONNECTABLE_DISCOVERABLE); |
| |
| // Disable bluetooth if it was OFF before the test |
| if (!btState) { |
| btAdapter.disable(); |
| } |
| |
| // The test fails if bluetooth is made discoverable through PoC |
| assertFalse("Vulnerable to b/194695497 !!", isBtDiscoverable); |
| } |
| } |