漏洞描述
Klog Server 2.4.1 and prior is susceptible to an unauthenticated command injection vulnerability. The `authenticate.php` file uses the `user` HTTP POST parameter in a call to the `shell_exec()` PHP function without appropriate input validation, allowing arbitrary command execution as the apache user. The sudo configuration permits the Apache user to execute any command as root without providing a password, resulting in privileged command execution as root. Originated from Metasploit module, copyright (c) space-r7.
影响产品
修复建议
建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。