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CVE-2020-12667

🗓️ 19 May 2020 13:11:15Reported by mitreType

Knot Resolver before 5.1.1 allows traffic amplification via a crafted DNS answer from an attacker-controlled server

Reporter	Title	Published	Views	Family All 26
OSV	CVE-2020-12667	19 May 202013:15	–	osv
OSV	knot-resolver - security update	26 Apr 202400:00	–	osv
OSV	USN-7047-1 knot-resolver vulnerabilities	1 Oct 202406:53	–	osv
NVD	CVE-2020-12667	19 May 202013:15	–	nvd
OpenVAS	Knot Resolver < 5.1.1 NXNSAttack Vulnerability	20 May 202000:00	–	openvas
OpenVAS	Fedora: Security Advisory for knot-resolver (FEDORA-2020-bf68101ad3)	29 May 202000:00	–	openvas
OpenVAS	Fedora: Security Advisory for knot-resolver (FEDORA-2020-52e28feab6)	18 Sep 202000:00	–	openvas
OpenVAS	Ubuntu: Security Advisory (USN-7047-1)	2 Oct 202400:00	–	openvas
OpenVAS	Debian: Security Advisory (DLA-3795-1)	29 Apr 202400:00	–	openvas
UbuntuCve	CVE-2020-12667	19 May 202000:00	–	ubuntucve

Nvd

Node

nic knot_resolverRange<5.1.1

Source	Link
knot-resolver	www.knot-resolver.cz/2020-05-19-knot-resolver-5.1.1.html
openwall	www.openwall.com/lists/oss-security/2020/05/19/2
cyber-security-group	www.cyber-security-group.cs.tau.ac.il/
lists	www.lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/76Y4FITMOH6RVPWAANGV7NB2ZHPJJGDQ/
lists	www.lists.debian.org/debian-lts-announce/2024/04/msg00017.html
en	www.en.blog.nic.cz/2020/05/19/nxnsattack-upgrade-resolvers-to-stop-new-kind-of-random-subdomain-attack/

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19 May 2020 13:15Current

7.2High risk

Vulners AI Score7.2

CVSS25

CVSS37.5

EPSS0.00638

SSVC

CWE-400