There is a serious cyber security vulnerability in the contec cms8000 ics patient monitor.This vulnerability was discovered as part of our work with arpa-h (https://arpa-h.Gov/) under the digiheals (https://arpa-h.Gov/research-andfunding/programs/digiheals) program in an effort to improve hospital and medical device cybersecurity.This vulnerability was disclosed to cisa (https://www.Cisa.Gov/coordinated-vulnerability-disclosure-process) on july 24, 2024. = description = the cms800 device does not perform bounds checking while parsing network data sent by a threat actor.A threat actor with network access can remotely issue a specially formatted udp request that will allow them to write arbitrary data, leading to remote code execution (rce) with root privileges and persistence.Two sequential udp broadcast requests could be sent that cause a mass takeover of all cme8000 devices connected to the same network.(b)(4).
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