An issue was discovered in certain Apple products. macOS before 10.13 is affected. The issue involves the "Mail" component. It allows remote attackers to bypass an intended off value of the "Load remote content in messages" setting, and consequently discover an e-mail recipient's IP address, via an HTML email message.
With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.
– Scott Cheney, Manager of Information Security, Sierra View Medical Center