Symfony on Windows Process Class command injection

Summaryinfo

A vulnerability identified as critical has been detected in Symfony on Windows. The affected element is an unknown function of the component Process Class Handler. The manipulation leads to command injection. This vulnerability is referenced as CVE-2024-51736. The attack can only be performed from a local environment. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Symfony on Windows (affected version not known). It has been rated as critical. This issue affects some unknown functionality of the component Process Class Handler. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Symphony process is a module for the Symphony PHP framework which executes commands in sub-processes. On Windows, when an executable file named `cmd.exe` is located in the current working directory it will be called by the `Process` class when preparing command arguments, leading to possible hijacking. This issue has been addressed in release versions 5.4.46, 6.4.14, and 7.1.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2024-51736 since 10/31/2024. The exploitation is known to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 266393 (Tenable Security Center Multiple Vulnerabilities (TNS-2025-20)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (266393) and CERT Bund (WID-SEC-2026-0447). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

• Open Source Moodle

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• Symfony

License

• open-source

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CPE 2.2info

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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