Is UltraDNS Affected by CVE-2015-5477? March 01, 2026 20:52 Updated UltraDNS uses a proprietary DNS resolver and is not affected by this BIND exploit (CVE-2015-5477). Related to Domain Management Zone Management CVE Related articles Can you create a CNAME record without pointing to an IP? How Long DNS Changes Take to Propagate in UltraDNS