Vendor Phpunit Phpunit Src Util Php Eval-stdin.php Exploit

Context and overview

To understand the exploit, we must first understand the target. PHPUnit is the industry standard for unit testing in PHP. In a best-practice environment, Composer (PHP's package manager) installs PHPUnit under the vendor/ directory, specifically vendor/phpunit/phpunit/ .

Introduction

Impact and risk factors

In the world of web security, few ghosts haunt production servers as persistently as CVE-2017-9841 vendor phpunit phpunit src util php eval-stdin.php exploit