DDS Implementation Vuln; Siemens Nucleus TCP/IP Flaws; Netgear UPNP; DDS Protocol Implementation Vulnerabilities https://us-cert.cisa.gov/ics/advisories/icsa-21-315-02 Siemens TCP/IP Flaws https://www.forescout.com/blog/new-critical-vulnerabilities-found-on-nucleus-tcp-ip-stack/ Netgear UPNP Stack Based Buffer Overflow https://blog.grimm-co.com/2021/11/seamlessly-discovering-netgear.html keywords: netgear; upnp; siemens; tcp/ip; dds;