A vulnerability exists allowing attackers, when present in the same network segment as ClearPass' management interface, to make changes to certain databases in ClearPass by crafting HTTP packets. As a result of this attack, a possible complete cluster compromise might occur. Resolution: Fixed in 6.7.13, 6.8.4, 6.9.0 and higher.
https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-004.txt