Summary
curl -X POST http://target.com/vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php \ -d "<?php system('id'); ?>"
Because this script lacks authentication checks, any system that exposes its internal /vendor folder directly to the public web allows attackers to run arbitrary code remotely. Exploit Mechanics vendor phpunit phpunit src util php eval-stdin.php cve
Understanding how this vulnerability operates, why it has stayed relevant for nearly a decade, and how to defend against modern automated exploitation is essential for securing modern PHP environments. Anatomy of the Vulnerability
2 Feb 2022 — PHP Unit 4.8. 28 - Remote Code Execution (RCE) (Unauthenticated) - PHP webapps Exploit. PHP Unit 4.8. 28 - Remote Code Execution ( Exploit-DB Summary curl -X POST http://target
When deploying modern PHP projects via Composer, dependencies are stored in a root-level directory called /vendor . If a web server's document root is misconfigured to point to the project root instead of a public directory (like /public or /www ), the entire /vendor tree becomes world-readable. The Attack Lifecycle
In 2020, PrestaShop warned that its ps_facetedsearch module and other modules could be vulnerable if they included PHPUnit as a dependency. The same eval-stdin.php file could be exploited to execute code on PrestaShop stores, endangering e-commerce websites. 28 - Remote Code Execution (RCE) (Unauthenticated) -
A SANS ISC honeypot recorded from a single IP address targeting CVE-2017-9841 over a period, with 92 hits in a single day, demonstrating the persistent scanning activity for this vulnerability. The volume of scanning shows it remains a priority target for automated vulnerability scanners.
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