A Vulnerability has been found in PowerDNS Authoritative Server before versions 4.1.9, 4.0.8 allowing a remote, authorized master server to cause a high CPU load or even prevent any further updates to any slave zone by sending a large number of NOTIFY messages. Note that only servers configured as slaves are affected by this issue.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-bind" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-bind-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-geoip" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-geoip-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-ldap" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-ldap-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-lua" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-lua-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-mydns" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-mydns-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-mysql" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-mysql-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-odbc" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-odbc-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-opendbx" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-opendbx-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-pgsql" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-pgsql-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-pipe" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-pipe-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-remote" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-remote-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-sqlite3" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-sqlite3-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-tinydns" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-backend-tinydns-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-server" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-server-dbgsym" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-tools" }, { "binary_version": "4.1.6-3build1", "binary_name": "pdns-tools-dbgsym" } ] }