Group of vulnerabilities, dubbed Name:Wreck, affects the FreeBSD, IPNet, NetX and Nucleus NET stacks. The widespread use of these stacks, together with external exposure of the vulnerable DNS clients, could dramatically increase the attack surface for organizations, JSOF says. Healthcare and government sectors are in the top three most affected for all three stacks, Forescout says. Attacks could result in data theft or DoS extortion incidents, the security firm says. The U.S. National Security Agency and the Cybersecurity and Infrastructure Security Agency recently released new guidance on how to deploy a Protective Domain Name System service.”]
Source: https://www.govinfosecurity.com/millions-devices-potentially-vulnerable-to-dns-flaws-a-16389