CVE-2018-1000002

CVSS V2 Medium 4.3 CVSS V3 Low 3.7

Description

Improper input validation bugs in DNSSEC validators components in Knot Resolver (prior version 1.5.2) allow attacker in man-in-the-middle position to deny existence of some data in DNS via packet replay.

Overview

CVE ID
CVE-2018-1000002

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2018-01-22T18:29:00

Last Modified Date
2019-11-06T17:36:25

Weakness Enumerations

CWE	URL
CWE-20	http://cwe.mitre.org/data/definitions/20.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:nic:knot_resolver::::::::	1	OR		1.5.2

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
4.3

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
2.9

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector
NETWORK

Attack Compatibility
HIGH

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
LOW

Base Score
3.7

Base Severity
LOW

Exploitability Score
2.2

Impact Score
1.4

References

Reference URL	Reference Tags
https://www.knot-resolver.cz/2018-01-22-knot-resolver-1.5.2.html	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2018-1000002
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000002

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:00:02				Added to TrackCVE
2022-12-03 01:21:48	2018-01-22T18:29Z	2018-01-22T18:29:00	CVE Published Date	updated
2022-12-03 01:21:48		2019-11-06T17:36:25	CVE Modified Date	updated
2022-12-03 01:21:48		Analyzed	Vulnerability Status	updated