CVE-2020-12662
Unbound before 1.10.1 has Insufficient Control of Network Message Volume, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records.
Date published : 2020-05-19
https://nlnetlabs.nl/downloads/unbound/CVE-2020-12662_2020-12663.txt