An issue has been found in PowerDNS before 3.4.11 and 4.0.2, and PowerDNS recursor before 4.0.4, allowing an attacker in position of man-in-the-middle to alter the content of an AXFR because of insufficient validation of TSIG signatures. A missing check that the TSIG record is the last one, leading to the possibility of parsing records that are not covered by the TSIG signature.
{ "binaries": [ { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-geoip" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-ldap" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-lua" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-mydns" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-mysql" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-pgsql" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-pipe" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-remote" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-sqlite3" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-backend-tinydns" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-server" }, { "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1", "binary_name": "pdns-tools" } ] }