Provide references for CVE-2021-3378.
Where can I find more information about CVE-2021-3378?
References are available at: https://github.com/erberkan/fortilogger_arbitrary_fileupload, http://packetstormsecurity.com/files/161601/FortiLogger-4.4.2.2-Arbitrary-File-Upload.html, http://packetstormsecurity.com/files/161974/FortiLogger-Arbitrary-File-Upload.html.