Provide references for CVE-2021-43405.
Where can I find more information about CVE-2021-43405?
References are available at: https://github.com/fusionpbx/fusionpbx/commit/2d2869c1a1e874c46a8c3c5475614ce769bbbd59, http://packetstormsecurity.com/files/164795/FusionPBX-4.5.29-Remote-Code-Execution.html.