VxWorks is one of the most widely used real-time operating systems (RTOS) for embedded devices that powers over 2 billion devices. Armis Labs is the same IoT security company that previously discovered BlueBorne vulnerabilities in Bluetooth that impacted more than 5.3 Billion devices. The reported URGENT/11 vulnerabilities reside in the IPnet TCP/IP networking stack of the RTOS. The vulnerabilities are collectively dubbed as as they are 11 in total, 6 of which are critical in severity leading to ‘devastating’ cyberattacks.
Source: https://thehackernews.com/2019/07/vxworks-rtos-vulnerability.html