VDB

CVE-2019-10190

CVE-2019-10190 PUBLISHED

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.

EPSS 0.26% · 49.2th percentile

Risk Scores

EPSS Score
0.26%
49.2th percentile

Affected Products

VendorProductVersions
Ubuntu:20.04:LTSknot-resolver0, 3.2.1-3, 3.2.1-3ubuntu1

Timeline

  • Jul 10, 2019 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 22, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Dec 27, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 27, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • Jul 2, 2022 EPSS Score
  • Sep 4, 2022 EPSS Score
  • Nov 5, 2022 EPSS Score
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