VULNERABILITY INTELLIGENCE

CVE-2017-15120

CVSS score7.5 HIGH
EPSS probability51.35%
CISA KEVNot currently listed
Published2018-07-27
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

An issue has been found in the parsing of authoritative answers in PowerDNS Recursor before 4.0.8, leading to a NULL pointer dereference when parsing a specially crafted answer containing a CNAME of a different class than IN. An unauthenticated remote attacker could cause a denial of service.

Weakness classification

  • CWE-476: NULL Pointer Dereference

Primary references