PHP 7.4.x < 7.4.2 Multiple Vulnerabilities

According to its banner, the version of PHP running on the remote web server is prior to 7.2.27, 7.3.x prior to 7.3.14, or 7.4.x prior to 7.4.2. It is, therefore, affected by multiple vulnerabilities: - A buffer overflow exists in mbflfiltconvbig5wchar due to an input validation error...