If an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech WebAccess version 8.4.5, a web shell could be used to give the attacker full control of the SCADA server.
Exploitability
AV:LAC:LPR:LUI:RScope
S:UImpact
C:HI:HA:H7.3/CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:HOther