The iControl API in F5 BIG-IP LTM, AFM, Analytics, APM, ASM, Link Controller, and PEM 11.3.0 before 11.5.3 HF2 and 11.6.0 before 11.6.0 HF6, BIG-IP AAM 11.4.0 before 11.5.3 HF2 and 11.6.0 before 11.6.0 HF6, BIG-IP Edge Gateway, WebAccelerator, and WOM 11.3.0, BIG-IP GTM 11.3.0 before 11.6.0 HF6, BIG-IP PSM 11.3.0 through 11.4.1, Enterprise Manager 3.1.0 through 3.1.1, BIG-IQ Cloud and Security 4.0.0 through 4.5.0, BIG-IQ Device 4.2.0 through 4.5.0, and BIG-IQ ADC 4.5.0 allows remote authenticated users with the "Resource Administrator" role to gain privileges via an iCall (1) script or (2) handler in a SOAP request to iControl/iControlPortal.cgi.
https://www.exploit-db.com/exploits/38764/
https://support.f5.com/kb/en-us/solutions/public/16000/700/sol16728.html