CVE-2017-15094: Powerdns Recursor

Medium severity, CVSS 5.9. EPSS: 3.3% chance of exploitation in the next 30 days.

An issue has been found in the DNSSEC parsing code of PowerDNS Recursor from 4.0.0 up to and including 4.0.6 leading to a memory leak when parsing specially crafted DNSSEC ECDSA keys. These keys are only parsed when validation is enabled by setting dnssec to a value other than off or process-no-validate (default).

Affected products

• Powerdns Recursor: from 4.0.0, up to and including 4.0.6

Published 2018-01-23. Last modified 2026-06-17.