In BIG-IP Versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5.1, and all versions of 13.1.x, and BIG-IQ version 8.x before 8.2.0 and all versions of 7.x, an authenticated user's iControl REST token may remain valid for a limited time after logging out from the Configuration utility. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.