Unrestricted Upload of File with Dangerous Type
An arbitrary file write vulnerability in Serenissima Informatica Fast Checkin v1.0 allows unauthenticated attackers to upload malicious files in the web root of the application to gain access to the server via the web shell.
CWE-434 - Unrestricted Upload of File with dangerous type
'Unrestricted file upload with dangerous type' attacks involve an attacker uploading or transferring files of dangerous types to the server. The severity of such an attack depends upon the execution mechanism and the storage location of the uploaded file. Thus, it may range from simple defacement to arbitrary file execution, and complete system takeover.