Office-class multifunction printers, fax machines, and copiers often have very capable computers in them. If you can access your printer/fax/copier using a Web browser, then it is running a Web server. Apache Web Server 2.2 has had 31 vulnerabilities over the last few years. It’s possible for a hacker with network access to your office equipment to exploit and gain control of it. A savvy hacker could easily learn the names of the company’s top executives and their assistants.”]
Source: https://www.csoonline.com/article/2627441/unseen-security-risks-lurk-in-the-copy-room.html