Published: 16/07/2019 Updated: 12/02/2023

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 445

Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

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

Vulnerable Product	Search on Vulmon	Subscribe to Product
nic knot resolver
fedoraproject fedora 29
fedoraproject fedora 30

Debian Bug report logs - #932048 knot-resolver: CVE-2019-10190 CVE-2019-10191 Package: src:knot-resolver; Maintainer for src:knot-resolver is knot-resolver packagers <knot-resolver@packagesdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sun, 14 Jul 2019 12:09:02 UTC Severity: grave Tags: sec ...

CWE-20 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10191 https://www.knot-resolver.cz/2019-07-10-knot-resolver-4.1.0.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMSSWBHINIX4WE6UDXWM66L7JYEK6XS6/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VZV5YZZ5766UIG2TFLFJL6EESQNAP5X5/https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=932048 https://nvd.nist.gov

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CVE-2019-10191

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