PowerDNS Recursor 4.1.0 DNSSEC Signature Validation Spoofing Vulnerability (CVE-2018-1000003)
Medium Nessus Plugin ID 106487
Synopsis
The remote name server is affected by a spoofing vulnerability.
Description
According to its self-reported version number, the version of the PowerDNS Recursor listening on the remote host is version 4.1.0. It is, therefore, affected by a flaw when handling DNSSEC signature validation of NSEC or NSEC3 records.
Note that Nessus has not attempted to exploit these issues but has instead relied only on the application's self-reported version number.
Also, Nessus has not checked for the presence of the patch.
Solution
Upgrade to PowerDNS Recursor 4.1.1 or later. Alternatively, apply the patches referenced in the vendor advisories.