A local file inclusion vulnerability exists in version BIQS IT Biqs-drive v1.83 and below when sending a specific payload as the file parameter to download/index.php. This allows the attacker to read arbitrary files from the server with the permissions of the configured web-user.
View the template here CVE-2021-39433.yaml
References:
https://nvd.nist.gov/vuln/detail/CVE-2021-39433