Security Advisory

CVE-2020-12667

7.5
HIGH

Vulnerability Description

Knot Resolver before 5.1.1 allows traffic amplification via a crafted DNS answer from an attacker-controlled server, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records.
Published Date May 19, 2020
Official Source NIST NVD Advisory