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

The vulnerability exists because early versions of PHPUnit (specifically before 4.8.28 and 5.6.3) included a testing file, eval-stdin.php , within the production vendor directory. This script was designed to allow developers to pipe PHP code directly into the PHP interpreter during testing. The file contains a fatal line of code: eval(file_get_contents('php://stdin')); Use code with caution.

Only scan systems you own or have explicit permission to test. Unauthorized scanning may violate laws.

) on your server by sending a POST request to that URI. This often leads to full server compromise or the theft of sensitive data like Miggo Security Affected Versions CVE-2017-9841 - Ubuntu vendor phpunit phpunit src util php eval-stdin.php cve

The security implications of a vulnerability in a file like eval-stdin.php within a widely used framework like PHPUnit are significant. A malicious user could potentially exploit such a vulnerability to execute arbitrary PHP code on a server, leading to severe consequences such as:

When threat actors scan for this vulnerability, they leverage automated scripts to target popular open-source content management systems (CMS) and frameworks—including Laravel, WordPress, Drupal, MediaWiki, and Moodle—which heavily utilize PHPUnit during development. The vulnerability exists because early versions of PHPUnit

The flaw lies in and 5.x versions prior to 5.6.3 . Within those releases, developers included a utility helper script located at: vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php

rm -rf vendor/phpunit/

If you are running an outdated PHP application, I can suggest tools to scan for similar vulnerabilities in your vendor directory. vulhub/phpunit/CVE-2017-9841/README.md at master - GitHub