An unrestricted file upload vulnerability in /UploadPsIcon.jsp in SysAid ITIL 20.4.74 b10 allows a remote authenticated attacker to upload an arbitrary file via the file parameter in the HTTP POST body. A successful request returns the absolute, server-side filesystem path of the uploaded file.
https://www.sysaid.com/it-service-management-software/incident-management
https://github.com/atredispartners/advisories/blob/master/ATREDIS-2022-0001.md
https://github.com/atredispartners/advisories/blob/master/ATREDIS-2021-0002.md