A Protocol-Flaw has been detected in DNSSEC that would allow a malicious actor to execute a Single-Request-DOS against DNS-Servers who have been configured as DNSSEC-Validators
Utilizing a blend of header smuggling and header fuzzing, sophisticated HTTP attack techniques can effectively deliver DDoS payloads, either by evading detection by Web Application Firewalls (WAFs) or by targeting the WAF-encoders themselves