The \'systemui/settings_network.php\' and \'systemui/settings_patching.php\' scripts in the Quest KACE System Management Appliance 8.0.318 are accessible only from localhost. This restriction can be bypassed by modifying the \'Host\' and \'X_Forwarded_For\' HTTP headers in a POST request. An anonymous user can abuse this vulnerability to execute critical functions without authorization.