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

via web server configuration:

The flaw is incredibly simplistic: the file reads raw HTTP POST data and executes it using the eval() function if the request begins with a

The vulnerability affects the following PHPUnit versions: vendor phpunit phpunit src util php eval-stdin.php cve

This script reads raw input from php://stdin (standard input) and passes it directly to eval() . No authentication, authorization, or input sanitization is performed.

location ~ ^/vendor/ deny all; return 403; via web server configuration: The flaw is incredibly

If you manage any PHP web application, take 10 minutes today to check whether the file /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php is publicly accessible. If it is, remediate it immediately. The difference between a secure server and a compromised one often comes down to a single forgotten file.

POST /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php HTTP/1.1 Host: victim.com Content-Type: application/x-www-form-urlencoded If it is, remediate it immediately

The vulnerability is classified as an bug and carries a maximum CVSS v3.1 score of 9.8 (Critical) . Affected Versions PHPUnit 4.x versions prior to 4.8.28 PHPUnit 5.x versions prior to 5.6.3 The Root Cause Code

The , targeted by a joint FBI and CISA advisory , has integrated the exploitation of CVE-2017-9841 into its arsenal. This Python-based malware focuses on credential exfiltration, particularly from .env files storing sensitive credentials for cloud services like AWS, Office 365, and Twilio. The malware also builds botnets using exploited systems for reconnaissance and further attacks. This malware exploits both CVE-2017-9841 (PHPUnit) and other critical vulnerabilities like CVE-2021-41773 (Apache HTTP Server).

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