Apple.Safari.User-Assisted.Applescript.Remote.Code.Execution

Description

This indicates an attack attempt against a Remote Code Execution vulnerability in OS X.
The vulnerability is caused by an error when the vulnerable software handle a crafted HTTP request. A remote attacker can exploit this to execute arbitrary code in the context of the affected application via a crafted request.

Affected Products

OS X El Capitan 10.11

Impact

System Compromise: Remote attackers can gain control of vulnerable systems

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://support.apple.com/en-us/HT205375

References