The US Cybersecurity and Infrastructure Security Agency (CISA) is warning that Contec CMS8000 devices, a widely used healthcare patient monitoring device, include a backdoor that quietly sends patient data to a remote IP address and downloads and executes files on the device. Contec is a China-based company that specializes in healthcare technology, offering a range of medical devices including patient monitoring systems, diagnostic equipment, and laboratory instruments. CISA learned of the malicious behavior from an external researcher who disclosed the vulnerability to the agency. When CISA tested three Contec CMS8000 firmware packages, the researchers discovered anomalous network traffic to a...