CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
Low
EPSS
Percentile
85.2%
Package : knot-resolver
Version : 3.2.1-3+deb10u2
CVE ID : CVE-2019-10190 CVE-2019-10191 CVE-2019-19331 CVE-2020-12667
Debian Bug : 932048 946181 961076
Several security vulnerabilities have been discovered in knot-resolver, a
caching, DNSSEC-validating DNS resolver which may allow remote attackers to
bypass DNSSEC validation or cause a denial-of-service.
For Debian 10 buster, these problems have been fixed in version
3.2.1-3+deb10u2.
We recommend that you upgrade your knot-resolver packages.
For the detailed security status of knot-resolver please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/knot-resolver
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
Attachment:
signature.asc
Description: This is a digitally signed message part
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 10 | armhf | knot-resolver-dbgsym | < 3.2.1-3+deb10u2 | knot-resolver-dbgsym_3.2.1-3+deb10u2_armhf.deb |
Debian | 10 | amd64 | knot-resolver | < 3.2.1-3+deb10u2 | knot-resolver_3.2.1-3+deb10u2_amd64.deb |
Debian | 10 | armhf | knot-resolver | < 3.2.1-3+deb10u2 | knot-resolver_3.2.1-3+deb10u2_armhf.deb |
Debian | 10 | all | knot-resolver | < 3.2.1-3+deb10u2 | knot-resolver_3.2.1-3+deb10u2_all.deb |
Debian | 10 | i386 | knot-resolver-dbgsym | < 3.2.1-3+deb10u2 | knot-resolver-dbgsym_3.2.1-3+deb10u2_i386.deb |
Debian | 10 | all | knot-resolver-module-http | < 3.2.1-3+deb10u2 | knot-resolver-module-http_3.2.1-3+deb10u2_all.deb |
Debian | 10 | amd64 | knot-resolver-dbgsym | < 3.2.1-3+deb10u2 | knot-resolver-dbgsym_3.2.1-3+deb10u2_amd64.deb |
Debian | 10 | i386 | knot-resolver | < 3.2.1-3+deb10u2 | knot-resolver_3.2.1-3+deb10u2_i386.deb |
Debian | 10 | all | knot-resolver-doc | < 3.2.1-3+deb10u2 | knot-resolver-doc_3.2.1-3+deb10u2_all.deb |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
Low
EPSS
Percentile
85.2%