Details of VAR-202004-1668

ID

VAR-202004-1668

CVE

CVE-2018-21166

TITLE

plural NETGEAR Vulnerabilities in devices

Trust: 0.8

sources: JVNDB: JVNDB-2018-016420

DESCRIPTION

Certain NETGEAR devices are affected by denial of service. This affects R6100 before 1.0.1.22, R7500 before 1.0.0.122, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, and WNR2000v5 before 1.0.0.64. plural NETGEAR An unspecified vulnerability exists in the device.Service operation interruption (DoS) It may be put into a state. NETGEAR R7800, etc. are all wireless routers from NETGEAR. There are security vulnerabilities in many NETGEAR products

Trust: 2.16

sources: NVD: CVE-2018-21166 // JVNDB: JVNDB-2018-016420 // CNVD: CNVD-2021-50931

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2021-50931

AFFECTED PRODUCTS

vendor:	netgear	model:	r7500	scope:	lt	version:	1.0.0.122	Trust: 1.6
vendor:	netgear	model:	wndr4300	scope:	lt	version:	1.0.2.98	Trust: 1.6
vendor:	netgear	model:	r6100	scope:	lt	version:	1.0.1.22	Trust: 1.6
vendor:	netgear	model:	r7800	scope:	lt	version:	1.0.2.42	Trust: 1.6
vendor:	netgear	model:	r8900	scope:	lt	version:	1.0.3.10	Trust: 1.6
vendor:	netgear	model:	r9000	scope:	lt	version:	1.0.3.10	Trust: 1.6
vendor:	netgear	model:	wndr3700	scope:	lt	version:	1.0.2.96	Trust: 1.0
vendor:	netgear	model:	wnr2000	scope:	lt	version:	1.0.0.64	Trust: 1.0
vendor:	netgear	model:	wndr4500	scope:	lt	version:	1.0.0.54	Trust: 1.0
vendor:	netgear	model:	wndr4300	scope:	lt	version:	1.0.0.54	Trust: 1.0
vendor:	netgear	model:	r6100	scope:	eq	version:	1.0.1.22	Trust: 0.8
vendor:	netgear	model:	r7500	scope:	eq	version:	1.0.0.122	Trust: 0.8
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.42	Trust: 0.8
vendor:	netgear	model:	r8900	scope:	eq	version:	1.0.3.10	Trust: 0.8
vendor:	netgear	model:	r9000	scope:	eq	version:	1.0.3.10	Trust: 0.8
vendor:	netgear	model:	wndr3700	scope:	eq	version:	1.0.2.96	Trust: 0.8
vendor:	netgear	model:	wndr4300	scope:	eq	version:	1.0.0.54	Trust: 0.8
vendor:	netgear	model:	wndr4300	scope:	eq	version:	1.0.2.98	Trust: 0.8
vendor:	netgear	model:	wndr4500	scope:	eq	version:	1.0.0.54	Trust: 0.8
vendor:	netgear	model:	wnr2000	scope:	eq	version:	1.0.0.64	Trust: 0.8
vendor:	netgear	model:	wndr4300v2	scope:	lt	version:	1.0.0.54	Trust: 0.6
vendor:	netgear	model:	wndr4500v3	scope:	lt	version:	1.0.0.54	Trust: 0.6
vendor:	netgear	model:	wnr2000v5	scope:	lt	version:	1.0.0.64	Trust: 0.6
vendor:	netgear	model:	wndr3700v4	scope:	lt	version:	1.0.2.96	Trust: 0.6

sources: CNVD: CNVD-2021-50931 // JVNDB: JVNDB-2018-016420 // NVD: CVE-2018-21166

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2018-21166
value:	MEDIUM
Trust: 1.0
cve@mitre.org:	CVE-2018-21166
value:	MEDIUM
Trust: 1.0
NVD:	JVNDB-2018-016420
value:	MEDIUM
Trust: 0.8
CNVD:	CNVD-2021-50931
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202004-2040
value:	MEDIUM
Trust: 0.6

nvd@nist.gov:	CVE-2018-21166
severity:	MEDIUM
baseScore:	4.0
vectorString:	AV:N/AC:L/AU:S/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	8.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.0
NVD:	JVNDB-2018-016420
severity:	MEDIUM
baseScore:	4.0
vectorString:	AV:N/AC:L/AU:S/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
CNVD:	CNVD-2021-50931
severity:	MEDIUM
baseScore:	4.0
vectorString:	AV:N/AC:L/AU:S/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	8.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2018-21166
baseSeverity:	MEDIUM
baseScore:	4.9
vectorString:	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	1.2
impactScore:	3.6
version:	3.1
Trust: 1.0
cve@mitre.org:	CVE-2018-21166
baseSeverity:	MEDIUM
baseScore:	4.5
vectorString:	CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	0.9
impactScore:	3.6
version:	3.0
Trust: 1.0
NVD:	JVNDB-2018-016420
baseSeverity:	MEDIUM
baseScore:	4.9
vectorString:	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2021-50931 // JVNDB: JVNDB-2018-016420 // CNNVD: CNNVD-202004-2040 // NVD: CVE-2018-21166 // NVD: CVE-2018-21166

PROBLEMTYPE DATA

problemtype:

NVD-CWE-noinfo

Trust: 1.0

sources: NVD: CVE-2018-21166

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202004-2040

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202004-2040

CONFIGURATIONS

sources: JVNDB: JVNDB-2018-016420

PATCH

title:	Security Advisory for Denial of Service on Some Routers, PSV-2017-3167	url:	https://kb.netgear.com/000055193/Security-Advisory-for-Denial-of-Service-on-Some-Routers-PSV-2017-3167	Trust: 0.8
title:	Patch for NETGEAR Denial of Service Vulnerability (CNVD-2021-50931)	url:	https://www.cnvd.org.cn/patchInfo/show/279136	Trust: 0.6
title:	Multiple NETGEAR Product security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=116795	Trust: 0.6

sources: CNVD: CNVD-2021-50931 // JVNDB: JVNDB-2018-016420 // CNNVD: CNNVD-202004-2040

EXTERNAL IDS

db:	NVD	id:	CVE-2018-21166	Trust: 3.0
db:	JVNDB	id:	JVNDB-2018-016420	Trust: 0.8
db:	CNVD	id:	CNVD-2021-50931	Trust: 0.6
db:	CNNVD	id:	CNNVD-202004-2040	Trust: 0.6

sources: CNVD: CNVD-2021-50931 // JVNDB: JVNDB-2018-016420 // CNNVD: CNNVD-202004-2040 // NVD: CVE-2018-21166

REFERENCES

url:	https://nvd.nist.gov/vuln/detail/cve-2018-21166	Trust: 2.0
url:	https://kb.netgear.com/000055193/security-advisory-for-denial-of-service-on-some-routers-psv-2017-3167	Trust: 1.6
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-21166	Trust: 0.8

sources: CNVD: CNVD-2021-50931 // JVNDB: JVNDB-2018-016420 // CNNVD: CNNVD-202004-2040 // NVD: CVE-2018-21166

SOURCES

db:	CNVD	id:	CNVD-2021-50931
db:	JVNDB	id:	JVNDB-2018-016420
db:	CNNVD	id:	CNNVD-202004-2040
db:	NVD	id:	CVE-2018-21166

LAST UPDATE DATE

2024-11-23T22:21:12.425000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2021-50931	date:	2021-07-15T00:00:00
db:	JVNDB	id:	JVNDB-2018-016420	date:	2020-06-03T00:00:00
db:	CNNVD	id:	CNNVD-202004-2040	date:	2020-05-06T00:00:00
db:	NVD	id:	CVE-2018-21166	date:	2024-11-21T04:03:03.883

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2021-50931	date:	2020-07-15T00:00:00
db:	JVNDB	id:	JVNDB-2018-016420	date:	2020-06-03T00:00:00
db:	CNNVD	id:	CNNVD-202004-2040	date:	2020-04-23T00:00:00
db:	NVD	id:	CVE-2018-21166	date:	2020-04-23T22:15:12.507