An issue was discovered in Echo ShareCare 8.15.5. The UnzipFile feature in Access/EligFeedParse_Sup/UnzipFile_Upd.cfm is susceptible to a command argument injection vulnerability when processing remote input in the zippass parameter from an authenticated user, leading to the ability to inject arbitrary arguments to 7z.exe.
https://github.com/atredispartners/advisories/blob/master/ATREDIS-2021-0001.md