In October 2020, Microsoft patched a set of vulnerabilities that included critical networking bugs CVE-2020-16898 and CVE-2020-16899. Known as “Bad Neighbor” or “Ping of Death Redux,” these flaws lurk in the TCP/IP networking implementation in Windows in how incoming ICMPv6 packets are handled under certain conditions.
Both CVE-2020-16898 and CVE-2020-16899 represent the Bad Neighbor vulnerability, however, the impact of CVE-2020-16898 is remote code execution, while for CVE-2020-16899 it is denial of service (DoS).
