CVE-2019-10191
Knot Resolver DNSSEC Downgrade Vulnerability
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.
INFO
Published Date :
July 16, 2019, 6:15 p.m.
Last Modified :
Nov. 21, 2024, 4:18 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2019-10191
.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-10191
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2019-10191
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10191 Added Reference https://lists.debian.org/debian-lts-announce/2024/04/msg00017.html Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMSSWBHINIX4WE6UDXWM66L7JYEK6XS6/ Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VZV5YZZ5766UIG2TFLFJL6EESQNAP5X5/ Added Reference https://www.knot-resolver.cz/2019-07-10-knot-resolver-4.1.0.html -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Apr. 26, 2024
Action Type Old Value New Value Added Reference Red Hat, Inc. https://lists.debian.org/debian-lts-announce/2024/04/msg00017.html [No types assigned] -
CVE Modified by [email protected]
Feb. 12, 2023
Action Type Old Value New Value Removed Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/TMSSWBHINIX4WE6UDXWM66L7JYEK6XS6/ [Third Party Advisory] Removed Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/VZV5YZZ5766UIG2TFLFJL6EESQNAP5X5/ [Third Party Advisory] Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMSSWBHINIX4WE6UDXWM66L7JYEK6XS6/ [No Types Assigned] Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VZV5YZZ5766UIG2TFLFJL6EESQNAP5X5/ [No Types Assigned] -
Modified Analysis by [email protected]
Feb. 18, 2020
Action Type Old Value New Value Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Changed CPE Configuration OR OR *cpe:2.3:a:nic:knot_resolver:*:*:*:*:*:*:*:* versions up to (excluding) 4.1.0 -
CPE Deprecation Remap by [email protected]
Nov. 06, 2019
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:knot-resolver:knot_resolver:*:*:*:*:*:*:*:* versions from (excluding) 4.1.0 OR *cpe:2.3:a:nic:knot_resolver:*:*:*:*:*:*:*:* versions from (excluding) 4.1.0 -
CVE Modified by [email protected]
Oct. 09, 2019
Action Type Old Value New Value Added CVSS V3 Red Hat, Inc. AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CWE Red Hat, Inc. CWE-20 -
Initial Analysis by [email protected]
Jul. 24, 2019
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:P/A:N) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10191 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10191 Issue Tracking, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/TMSSWBHINIX4WE6UDXWM66L7JYEK6XS6/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/TMSSWBHINIX4WE6UDXWM66L7JYEK6XS6/ Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/VZV5YZZ5766UIG2TFLFJL6EESQNAP5X5/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/VZV5YZZ5766UIG2TFLFJL6EESQNAP5X5/ Third Party Advisory Changed Reference Type https://www.knot-resolver.cz/2019-07-10-knot-resolver-4.1.0.html No Types Assigned https://www.knot-resolver.cz/2019-07-10-knot-resolver-4.1.0.html Release Notes, Vendor Advisory Added CWE CWE-20 Added CPE Configuration OR *cpe:2.3:a:knot-resolver:knot_resolver:*:*:*:*:*:*:*:* versions up to (excluding) 4.1.0 Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jul. 19, 2019
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/TMSSWBHINIX4WE6UDXWM66L7JYEK6XS6/ [No Types Assigned] -
CVE Modified by [email protected]
Jul. 19, 2019
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/VZV5YZZ5766UIG2TFLFJL6EESQNAP5X5/ [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-10191
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2019-10191
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.59 }} -0.12%
score
0.78121
percentile