Symptoms
Flash AS3 wrappers should have an additional check for the activation object.
Impact
Flash application malfunction.
Conditions
Presence of a getlex (or [get/set]property after getpropstrict/getproperty) instruction that gets/sets the value of an variable with the some interesting name like "url" and defined on an activation object.
Example:
...
(function() {
var url;
(function(){return url;})();
})();
...
Fix Information
APM Portal Access Rewrite has been improved to handle Flash ActionScript 3 in a more robust fashion.