Security Advisory

CVE-2019-10190

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2019-07-16 17:50:05

Last updated 2025-02-13 16:27:20

Assigner redhat

State PUBLISHED

Description

A vulnerability was discovered in DNS resolver component of knot resolver through version 3.2.0 before 4.1.0 which allows remote attackers to bypass DNSSEC validation for non-existence answer. NXDOMAIN answer would get passed through to the client even if its DNSSEC validation failed, instead of sending a SERVFAIL packet. Caching is not affected by this particular bug but see CVE-2019-10191.

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