The Equation Editor vulnerability in Microsoft Office was fixed back in 2017 but SANS recently found a new phishing email using it in the wild. It really highlights why updates and patches are so important – especially when you are using older software.
Have a look at the ingenuity used to make you click and activate the malware – social engineering at its best or worst, depending on your point of view.
A Good Old Equation Editor Vulnerability Delivering Malware – SANS Internet Storm Centre
It also illustrates the point that, whatever you think and however much you paid for the hardware or software, it all has an expiration date if you do not want to be a target of a cybersecurity incident.
Clive Catton MSc (Cyber Security) – by-line and other articles