VULNERABILITY INTELLIGENCE

CVE-2019-10191

CVSS score7.5 HIGH
EPSS probability1.93%
CISA KEVNot currently listed
Published2019-07-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

A vulnerability was discovered in DNS resolver of knot resolver before version 4.1.0 which allows remote attackers to downgrade DNSSEC-secure domains to DNSSEC-insecure state, opening possibility of domain hijack using attacks against insecure DNS protocol.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references