BIND DNS Server Update 9.11.37, 9.16.27 and 9.18.1 fixes 4 vulnerabilities
Corrective updates to the stable branches of the BIND DNS server 9.11.37, 9.16.27 and 9.18.1 have been published, which eliminate four vulnerabilities: CVE-2021-25220 - the ability to substitute incorrect NS records into the DNS server cache (cache poisoning), which may result in access to incorrect DNS servers that provide false information. The problem manifests itself in resolvers operating in “forward first” (default) or “forward only” modes, subject to compromise […]