Details of VAR-202112-2214

ID

VAR-202112-2214

CVE

CVE-2021-45507

TITLE

plural NETGEAR Vulnerabilities in devices

Trust: 0.8

sources: JVNDB: JVNDB-2021-017145

DESCRIPTION

Certain NETGEAR devices are affected by authentication bypass. This affects CBR40 before 2.5.0.24, CBR750 before 4.6.3.6, RBW30 before 2.6.2.2, RBK752 before 3.2.17.12, RBR750 before 3.2.17.12, RBS750 before 3.2.17.12, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, and RBS40V before 2.6.2.8. plural NETGEAR There is an unspecified vulnerability in the device.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. This affects CBR40 prior to 2.5.0.24, CBR750 prior to 4.6.3.6, RBW30 prior to 2.6.2.2, RBK752 prior to 3.2.17.12, RBR750 prior to 3.2.17.12, RBS750 prior to 3.2.17.12, RBK852 prior to 3.2.17.12, RBR850 prior to 3.2.17.12, RBS850 prior to 3.2.17.12, and RBS40V prior to 2.6.2.8

Trust: 1.71

sources: NVD: CVE-2021-45507 // JVNDB: JVNDB-2021-017145 // VULMON: CVE-2021-45507

AFFECTED PRODUCTS

vendor:	netgear	model:	rbw30	scope:	lt	version:	2.6.2.2	Trust: 1.0
vendor:	netgear	model:	cbr750	scope:	lt	version:	4.6.3.6	Trust: 1.0
vendor:	netgear	model:	rbr750	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbs40v	scope:	lt	version:	2.6.2.8	Trust: 1.0
vendor:	netgear	model:	rbs850	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbk752	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbs750	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	cbr40	scope:	lt	version:	2.5.0.24	Trust: 1.0
vendor:	netgear	model:	rbk852	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbr850	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	ネットギア	model:	rbw30	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbs40v	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbk752	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbs850	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	cbr40	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbs750	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbr750	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	cbr750	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbk852	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbr850	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2021-017145 // NVD: CVE-2021-45507

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-45507
value:	CRITICAL
Trust: 1.0
cve@mitre.org:	CVE-2021-45507
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2021-45507
value:	CRITICAL
Trust: 0.8
CNNVD:	CNNVD-202112-2489
value:	CRITICAL
Trust: 0.6
VULMON:	CVE-2021-45507
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2021-45507
severity:	HIGH
baseScore:	7.5
vectorString:	AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9

nvd@nist.gov:	CVE-2021-45507
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.1
Trust: 1.0
cve@mitre.org:	CVE-2021-45507
baseSeverity:	CRITICAL
baseScore:	9.6
vectorString:	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	CHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	6.0
version:	3.1
Trust: 1.0
NVD:	CVE-2021-45507
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULMON: CVE-2021-45507 // JVNDB: JVNDB-2021-017145 // CNNVD: CNNVD-202112-2489 // NVD: CVE-2021-45507 // NVD: CVE-2021-45507

PROBLEMTYPE DATA

problemtype:	NVD-CWE-noinfo	Trust: 1.0
problemtype:	Lack of information (CWE-noinfo) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-017145 // NVD: CVE-2021-45507

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202112-2489

TYPE

authorization issue

Trust: 0.6

sources: CNNVD: CNNVD-202112-2489

PATCH

title:	Security Advisory for Authentication Bypass on Some WiFi Systems, PSV-2020-0487	url:	https://kb.netgear.com/000064131/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0487	Trust: 0.8
title:	Netgear RBR750 and NETGEAR Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=175929	Trust: 0.6

sources: JVNDB: JVNDB-2021-017145 // CNNVD: CNNVD-202112-2489

EXTERNAL IDS

db:	NVD	id:	CVE-2021-45507	Trust: 3.3
db:	JVNDB	id:	JVNDB-2021-017145	Trust: 0.8
db:	CNNVD	id:	CNNVD-202112-2489	Trust: 0.6
db:	VULMON	id:	CVE-2021-45507	Trust: 0.1

sources: VULMON: CVE-2021-45507 // JVNDB: JVNDB-2021-017145 // CNNVD: CNNVD-202112-2489 // NVD: CVE-2021-45507

REFERENCES

url:	https://kb.netgear.com/000064131/security-advisory-for-authentication-bypass-on-some-wifi-systems-psv-2020-0487	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2021-45507	Trust: 0.8
url:	https://cwe.mitre.org/data/definitions/287.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULMON: CVE-2021-45507 // JVNDB: JVNDB-2021-017145 // CNNVD: CNNVD-202112-2489 // NVD: CVE-2021-45507

SOURCES

db:	VULMON	id:	CVE-2021-45507
db:	JVNDB	id:	JVNDB-2021-017145
db:	CNNVD	id:	CNNVD-202112-2489
db:	NVD	id:	CVE-2021-45507

LAST UPDATE DATE

2024-11-23T22:20:41.941000+00:00

SOURCES UPDATE DATE

db:	VULMON	id:	CVE-2021-45507	date:	2022-01-05T00:00:00
db:	JVNDB	id:	JVNDB-2021-017145	date:	2023-01-05T02:24:00
db:	CNNVD	id:	CNNVD-202112-2489	date:	2022-07-14T00:00:00
db:	NVD	id:	CVE-2021-45507	date:	2024-11-21T06:32:22.423

SOURCES RELEASE DATE

db:	VULMON	id:	CVE-2021-45507	date:	2021-12-26T00:00:00
db:	JVNDB	id:	JVNDB-2021-017145	date:	2023-01-05T00:00:00
db:	CNNVD	id:	CNNVD-202112-2489	date:	2021-12-26T00:00:00
db:	NVD	id:	CVE-2021-45507	date:	2021-12-26T01:15:13.230