hostsidetests/securitybulletin/src/android/security/cts/CVE_2022_20197.java

/*
 * 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 android.platform.test.annotations.AsbSecurityTest;

import com.android.sts.common.tradefed.testtype.NonRootSecurityTestCase;
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_2022_20197 extends NonRootSecurityTestCase {
    private static final String TEST_PKG = "android.security.cts.CVE_2022_20197";

    @AsbSecurityTest(cveBugId = 208279300)
    @Test
    public void testPocCVE_2022_20197() {
        ITestDevice device = null;
        boolean isPolicyPresent = true;
        boolean isHiddenApiEnabled = true;
        String status = "";
        try {
            device = getDevice();
            installPackage("CVE-2022-20197.apk");

            status = AdbUtils.runCommandLine("settings get global hidden_api_policy", device);
            if (status.toLowerCase().contains("null")) {
                isPolicyPresent = false;
            } else if (!status.toLowerCase().contains("1")) {
                isHiddenApiEnabled = false;
            }
            if (!isPolicyPresent || !isHiddenApiEnabled) {
                AdbUtils.runCommandLine("settings put global hidden_api_policy 1", device);
            }
            runDeviceTests(TEST_PKG, TEST_PKG + ".DeviceTest", "testParcel");
        } catch (Exception e) {
            assumeNoException(e);
        } finally {
            try {
                if (!isPolicyPresent) {
                    AdbUtils.runCommandLine("settings delete global hidden_api_policy", device);
                } else if (!isHiddenApiEnabled) {
                    AdbUtils.runCommandLine("settings put global hidden_api_policy " + status,
                            device);
                }
            } catch (Exception e) {
                // ignore all exceptions.
            }
        }
    }
}