CVE-2023-3767
NixOS vulnerability analysis and mitigation

Overview

An OS command injection vulnerability (CVE-2023-3767) was discovered in EasyPHP Webserver version 14.1. The vulnerability was discovered by security researcher Rafael Pedrero and was disclosed on September 27, 2023. EasyPHP is a popular web development environment that allows users to create and run PHP-based websites and applications on their local computers (Security Online, INCIBE Advisory).

Technical details

The vulnerability is classified as an OS command injection (CWE-78) with a CVSS v3.1 base score of 9.8 (CRITICAL), and vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. The vulnerability exists in the '/index.php?zone=settings' parameter, where an attacker can send specially crafted exploits to execute arbitrary commands on the affected system (NVD, INCIBE Advisory).

Impact

If successfully exploited, this vulnerability could allow an attacker to gain full access to the system, install malware, steal sensitive data, and disrupt or disable services (Security Online).

Mitigation and workarounds

Users of EasyPHP Webserver version 14.1 are advised to upgrade to the latest version of the product which contains fixes for this vulnerability. If immediate upgrade is not possible, it is recommended to use a web application firewall (WAF) to filter out malicious requests and implement input validation to prevent attackers from injecting malicious code (Security Online).

Additional resources


SourceThis report was generated using AI

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