CTS test for Android Security b/277740082
Bug: 277740082
Bug: 286241052
Test: Ran the new testcase on android-11.0.0_r46 with/without patch
Change-Id: Id698b1eded1a95a355b4d41dd14fa7f088bfc8da
diff --git a/hostsidetests/securitybulletin/src/android/security/cts/CVE_2023_21286.java b/hostsidetests/securitybulletin/src/android/security/cts/CVE_2023_21286.java
new file mode 100644
index 0000000..31494b2
--- /dev/null
+++ b/hostsidetests/securitybulletin/src/android/security/cts/CVE_2023_21286.java
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2023 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.UserUtils;
+import com.android.sts.common.tradefed.testtype.NonRootSecurityTestCase;
+import com.android.tradefed.device.ITestDevice;
+import com.android.tradefed.testtype.DeviceJUnit4ClassRunner;
+import com.android.tradefed.util.IRunUtil;
+import com.android.tradefed.util.RunUtil;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(DeviceJUnit4ClassRunner.class)
+public class CVE_2023_21286 extends NonRootSecurityTestCase {
+
+ @AsbSecurityTest(cveBugId = 277740082)
+ @Test
+ public void testPocCVE_2023_21286() {
+ try {
+ ITestDevice device = getDevice();
+ final String testPkg = "android.security.cts.CVE_2023_21286";
+
+ // Install test app in device
+ installPackage("CVE-2023-21286.apk", "-g");
+
+ // Create new user and save a screenshot in that user
+ final int currentUserId = device.getCurrentUser();
+ try (AutoCloseable asSecondaryUser =
+ new UserUtils.SecondaryUser(device)
+ .name("cve_2023_21286_user")
+ .doSwitch()
+ .withUser()) {
+ int userId = device.getCurrentUser();
+ device.executeShellCommand("input keyevent KEYCODE_SYSRQ");
+
+ // Wait for screenshot to get saved in the created user
+ final long timeout = 5_000L;
+ final long waitPerIteration = 500L;
+ boolean screenshotSaved = false;
+ IRunUtil runUtil = RunUtil.getDefault();
+ long start = System.currentTimeMillis();
+ do {
+ screenshotSaved =
+ device.executeShellCommand(
+ "content query --user "
+ + userId
+ + " --projection _id --uri"
+ + " content://media/external/images/media/")
+ .contains("Row");
+ if (screenshotSaved) {
+ break;
+ }
+ runUtil.sleep(waitPerIteration);
+ } while (System.currentTimeMillis() - start <= timeout);
+ assumeTrue(
+ "Screenshot was not saved in the created userId = " + userId,
+ screenshotSaved);
+ // Switch back to original user
+ assumeTrue(device.switchUser(currentUserId));
+
+ // Run DeviceTest
+ runDeviceTests(testPkg, testPkg + ".DeviceTest", "testPocCVE_2023_21286");
+ }
+ } catch (Exception e) {
+ assumeNoException(e);
+ }
+ }
+}
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/Android.bp b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/Android.bp
new file mode 100644
index 0000000..c0e20ea
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/Android.bp
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2023 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-2023-21286",
+ defaults: [
+ "cts_defaults",
+ ],
+ srcs: [
+ "src/**/*.java",
+ ],
+ test_suites: [
+ "sts",
+ ],
+ static_libs: [
+ "androidx.test.core",
+ "androidx.test.rules",
+ "androidx.test.uiautomator_uiautomator",
+ ],
+}
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/AndroidManifest.xml b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/AndroidManifest.xml
new file mode 100644
index 0000000..ad513e9
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/AndroidManifest.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ Copyright 2023 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"
+ package="android.security.cts.CVE_2023_21286">
+ <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+
+ <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
+ android:targetPackage="android.security.cts.CVE_2023_21286" />
+</manifest>
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/res/layout/cve_2023_21286_layout.xml b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/res/layout/cve_2023_21286_layout.xml
new file mode 100644
index 0000000..abb85d3
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/res/layout/cve_2023_21286_layout.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ Copyright 2023 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.
+ -->
+
+<ImageView xmlns:android="http://schemas.android.com/apk/res/android"
+ android:id="@+id/cve_2023_21286_img"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent" />
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/res/layout/cve_2023_21286_layout_outer.xml b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/res/layout/cve_2023_21286_layout_outer.xml
new file mode 100644
index 0000000..e3588ce
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/res/layout/cve_2023_21286_layout_outer.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ Copyright 2023 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.
+ -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ android:id="@+id/cve_2023_21286_outer"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent" />
diff --git a/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/src/android/security/cts/CVE_2023_21286/DeviceTest.java b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/src/android/security/cts/CVE_2023_21286/DeviceTest.java
new file mode 100644
index 0000000..55c75be
--- /dev/null
+++ b/hostsidetests/securitybulletin/test-apps/CVE-2023-21286/src/android/security/cts/CVE_2023_21286/DeviceTest.java
@@ -0,0 +1,145 @@
+/*
+ * Copyright (C) 2023 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_2023_21286;
+
+import static androidx.test.platform.app.InstrumentationRegistry.getInstrumentation;
+
+import static org.junit.Assert.assertNull;
+import static org.junit.Assume.assumeNoException;
+import static org.junit.Assume.assumeTrue;
+
+import android.app.Instrumentation;
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
+import android.app.UiAutomation;
+import android.content.Context;
+import android.content.pm.UserInfo;
+import android.graphics.drawable.Icon;
+import android.net.Uri;
+import android.os.UserManager;
+import android.provider.MediaStore;
+import android.widget.RemoteViews;
+
+import androidx.test.runner.AndroidJUnit4;
+import androidx.test.uiautomator.By;
+import androidx.test.uiautomator.UiDevice;
+import androidx.test.uiautomator.UiObject2;
+import androidx.test.uiautomator.Until;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.util.List;
+
+@RunWith(AndroidJUnit4.class)
+public class DeviceTest {
+
+ private AutoCloseable withAdoptShellPermissionIdentity(
+ UiAutomation uiAutomation, String permission) {
+ uiAutomation.adoptShellPermissionIdentity(permission);
+
+ // Remove permissions
+ return () -> uiAutomation.dropShellPermissionIdentity();
+ }
+
+ @Test
+ public void testPocCVE_2023_21286() {
+ UiDevice uiDevice = null;
+ try {
+ final String cveId = "cve_2023_21286_";
+ final String title = cveId + "title";
+
+ Instrumentation instrumentation = getInstrumentation();
+ Context context = instrumentation.getContext();
+ UiAutomation uiAutomation = instrumentation.getUiAutomation();
+ uiDevice = UiDevice.getInstance(instrumentation);
+ int userId = -1;
+
+ // Retrieve created user Id
+ try (AutoCloseable withAdoptShellPermissionIdentity =
+ withAdoptShellPermissionIdentity(
+ uiAutomation, android.Manifest.permission.CREATE_USERS)) {
+ final List<UserInfo> list = context.getSystemService(UserManager.class).getUsers();
+ for (UserInfo info : list) {
+ if (info.name.contains(cveId)) {
+ userId = info.id;
+ break;
+ }
+ }
+ }
+ assumeTrue(userId != -1);
+
+ // Post a notification with a content view containing image from other user
+ RemoteViews rvPortrait =
+ new RemoteViews(context.getPackageName(), R.layout.cve_2023_21286_layout);
+ rvPortrait.setImageViewUri(
+ R.id.cve_2023_21286_img,
+ Uri.parse("content://" + userId + "@media/external/images/media/"));
+ NotificationChannel notificationChannel =
+ new NotificationChannel(cveId, cveId, NotificationManager.IMPORTANCE_DEFAULT);
+ RemoteViews rvOuter =
+ new RemoteViews(context.getPackageName(), R.layout.cve_2023_21286_layout_outer);
+ rvOuter.addView(R.id.cve_2023_21286_outer, rvPortrait);
+ NotificationManager notificationManager =
+ context.getSystemService(NotificationManager.class);
+ notificationManager.createNotificationChannel(notificationChannel);
+ Notification notification =
+ new Notification.Builder(context, cveId)
+ .setContentTitle(title)
+ .setSmallIcon(
+ Icon.createWithData(
+ new byte[0] /* data */, 0 /* offset */, 0 /* length */))
+ .setCustomContentView(rvOuter)
+ .setCustomBigContentView(rvOuter)
+ .build();
+ try {
+ notificationManager.notify(0 /* id */, notification);
+ } catch (SecurityException securityException) {
+ if (securityException
+ .getLocalizedMessage()
+ .toLowerCase()
+ .contains(MediaStore.Images.Media.EXTERNAL_CONTENT_URI.toString())) {
+ // Ignore exception thrown with fix and exit the test
+ return;
+ } else {
+ throw securityException;
+ }
+ }
+
+ // Open notification shade
+ assumeTrue("Opening notification shade unsuccessful", uiDevice.openNotification());
+
+ // Wait for notification to appear and detect if the remote view is present
+ uiDevice.wait(Until.hasObject(By.text(title)), 3000 /* timeout */);
+ UiObject2 exposedImg =
+ uiDevice.findObject(By.res(context.getPackageName(), cveId + "img"));
+ assertNull(
+ "Device is vulnerable to b/277740082, Other user's images can be exposed in"
+ + " notifications using remote views",
+ exposedImg);
+ } catch (Exception e) {
+ assumeNoException(e);
+ } finally {
+ try {
+ uiDevice.pressHome();
+ } catch (Exception e) {
+ // Ignore exceptions as the test has finished
+ }
+ }
+ }
+}
