Trailing spaces in command names can lead to arbitrary command execution in PHP

CVE-2024-5585

What is CVE-2024-5585?

In specific versions of PHP, a vulnerability exists whereby insufficiently escaped command arguments in the proc_open() function can allow a malicious user to execute arbitrary commands within the Windows shell. This issue arises particularly when command names contain trailing spaces, leading to a failure in the intended fix for a related vulnerability. Attackers can exploit this weakness to manipulate the execution of commands, potentially compromising the server's security and integrity.

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