JAIOTlink C492A-W6 4.8.30.57701411 OS Command Injection via SetMAC Endpoint 漏洞概述 CVE: CVE-2026-58452 CVSS: 8.7 CWE: CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') 描述: JAIOTlink C492A-W6 Wi-Fi IP cameras running firmware 4.8.30.57701411 contain an OS command injection vulnerability that allows authenticated attackers to achieve remote code execution by supplying a malicious Wireless parameter to the HTTP PUT NetSDK/Factory SetMAC endpoint. Attackers can craft a string beginning with a valid MAC-like prefix followed by a semicolon and a shell payload, which bypasses partial sscanf() validation and is passed unsanitized into an echo shell command executed through a system() wrapper. 影响范围 受影响设备: C492A-W6 Wi-Fi IP Camera 受影响版本: <= 4.8.30.57701411 受影响版本范围: 未定义 修复方案 修复状态: 未提供具体修复方案，建议关注厂商发布的更新或补丁。 参考链接 Researcher Disclosure JAIOTlink Amazon Store 贡献者 Andres Valdes