The Internet Systems Consortium (ISC) has released security updates that
address vulnerabilities affecting multiple versions of ISC Berkeley Internet Name
Domain (BIND). A remote attacker could exploit one of these vulnerabilities to
take control of an affected system.
CERT Bulgaria recommends
users and administrators to review the ISC advisories for CVE-2018-5744, CVE-2018-5745,
and CVE-2019-6465, and apply the necessary updates.