(0Day) Advantech WebAccess webvrpc IOCTL 0x2715 Arbitrary File Deletion Vulnerability

This vulnerability allows remote attackers to delete arbitrary files on affected installations of Advantech WebAccess Node. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of IOCTL 0x2715 in the webvrpcs process. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to delete files in the context of Administrator.