Details of VAR-202112-2328

ID

VAR-202112-2328

CVE

CVE-2021-45621

TITLE

plural NETGEAR Command injection vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2021-017547

DESCRIPTION

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68, EX3700 before 1.0.0.94, EX3800 before 1.0.0.94, EX6120 before 1.0.0.64, EX6130 before 1.0.0.44, EX7000 before 1.0.1.104, EX7500 before 1.0.0.74, LAX20 before 1.1.6.28, MR60 before 1.0.6.116, MS60 before 1.0.6.116, R6300v2 before 1.0.4.52, R6400 before 1.0.1.70, R6400v2 before 1.0.4.106, R6700v3 before 1.0.4.106, R6900P before 1.3.3.140, R7000 before 1.0.11.126, R7000P before 1.3.3.140, R7100LG before 1.0.0.72, R7850 before 1.0.5.74, R7900 before 1.0.4.46, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, R8300 before 1.0.2.154, R8500 before 1.0.2.154, RAX15 before 1.0.3.96, RAX20 before 1.0.3.96, RAX200 before 1.0.4.120, RAX35v2 before 1.0.3.96, RAX40v2 before 1.0.3.96, RAX43 before 1.0.3.96, RAX45 before 1.0.3.96, RAX50 before 1.0.3.96, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK752 before 3.2.17.12, RBK852 before 3.2.17.12, RBK852 before 3.2.17.12, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, RBS850 before 3.2.17.12, RBS850 before 3.2.17.12, RS400 before 1.5.1.80, XR1000 before 1.0.0.58, and XR300 before 1.0.3.68. plural NETGEAR A command injection vulnerability exists 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 3.2.18.2, EAX20 prior to 1.0.0.58, EAX80 prior to 1.0.1.68, EX3700 prior to 1.0.0.94, EX3800 prior to 1.0.0.94, EX6120 prior to 1.0.0.64, EX6130 prior to 1.0.0.44, EX7000 prior to 1.0.1.104, EX7500 prior to 1.0.0.74, LAX20 prior to 1.1.6.28, MR60 prior to 1.0.6.116, MS60 prior to 1.0.6.116, R6300v2 prior to 1.0.4.52, R6400 prior to 1.0.1.70, R6400v2 prior to 1.0.4.106, R6700v3 prior to 1.0.4.106, R6900P prior to 1.3.3.140, R7000 prior to 1.0.11.126, R7000P prior to 1.3.3.140, R7100LG prior to 1.0.0.72, R7850 prior to 1.0.5.74, R7900 prior to 1.0.4.46, R7900P prior to 1.4.2.84, R7960P prior to 1.4.2.84, R8000 prior to 1.0.4.74, R8000P prior to 1.4.2.84, R8300 prior to 1.0.2.154, R8500 prior to 1.0.2.154, RAX15 prior to 1.0.3.96, RAX20 prior to 1.0.3.96, RAX200 prior to 1.0.4.120, RAX35v2 prior to 1.0.3.96, RAX40v2 prior to 1.0.3.96, RAX43 prior to 1.0.3.96, RAX45 prior to 1.0.3.96, RAX50 prior to 1.0.3.96, RAX75 prior to 1.0.4.120, RAX80 prior to 1.0.4.120, RBK752 prior to 3.2.17.12, RBK852 prior to 3.2.17.12, RBK852 prior to 3.2.17.12, RBR750 prior to 3.2.17.12, RBR850 prior to 3.2.17.12, RBR850 prior to 3.2.17.12, RBS750 prior to 3.2.17.12, RBS850 prior to 3.2.17.12, RBS850 prior to 3.2.17.12, RS400 prior to 1.5.1.80, XR1000 prior to 1.0.0.58, and XR300 prior to 1.0.3.68

Trust: 1.71

sources: NVD: CVE-2021-45621 // JVNDB: JVNDB-2021-017547 // VULMON: CVE-2021-45621

AFFECTED PRODUCTS

vendor:	netgear	model:	rbr750	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	mr60	scope:	lt	version:	1.0.6.116	Trust: 1.0
vendor:	netgear	model:	r6400	scope:	lt	version:	1.0.1.70	Trust: 1.0
vendor:	netgear	model:	ex6120	scope:	lt	version:	1.0.0.64	Trust: 1.0
vendor:	netgear	model:	ms60	scope:	lt	version:	1.0.6.116	Trust: 1.0
vendor:	netgear	model:	rax45	scope:	lt	version:	1.0.3.96	Trust: 1.0
vendor:	netgear	model:	rax15	scope:	lt	version:	1.0.3.96	Trust: 1.0
vendor:	netgear	model:	rbk752	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	r8000p	scope:	lt	version:	1.4.2.84	Trust: 1.0
vendor:	netgear	model:	ex6130	scope:	lt	version:	1.0.0.44	Trust: 1.0
vendor:	netgear	model:	r7900p	scope:	lt	version:	1.4.2.84	Trust: 1.0
vendor:	netgear	model:	eax20	scope:	lt	version:	1.0.0.58	Trust: 1.0
vendor:	netgear	model:	rax43	scope:	lt	version:	1.0.3.96	Trust: 1.0
vendor:	netgear	model:	cbr750	scope:	lt	version:	3.2.18.2	Trust: 1.0
vendor:	netgear	model:	eax80	scope:	lt	version:	1.0.1.68	Trust: 1.0
vendor:	netgear	model:	rbr850	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	r7850	scope:	lt	version:	1.0.5.74	Trust: 1.0
vendor:	netgear	model:	r7900	scope:	lt	version:	1.0.4.46	Trust: 1.0
vendor:	netgear	model:	rax80	scope:	lt	version:	1.0.4.120	Trust: 1.0
vendor:	netgear	model:	rs400	scope:	lt	version:	1.5.1.80	Trust: 1.0
vendor:	netgear	model:	r8500	scope:	lt	version:	1.0.2.154	Trust: 1.0
vendor:	netgear	model:	r7000p	scope:	lt	version:	1.3.3.140	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:	r6400v2	scope:	lt	version:	1.0.4.106	Trust: 1.0
vendor:	netgear	model:	xr1000	scope:	lt	version:	1.0.0.58	Trust: 1.0
vendor:	netgear	model:	rbs850	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rax50	scope:	lt	version:	1.0.3.96	Trust: 1.0
vendor:	netgear	model:	ex3800	scope:	lt	version:	1.0.0.94	Trust: 1.0
vendor:	netgear	model:	rax40v2	scope:	lt	version:	1.0.3.96	Trust: 1.0
vendor:	netgear	model:	lax20	scope:	lt	version:	1.1.6.28	Trust: 1.0
vendor:	netgear	model:	r6900p	scope:	lt	version:	1.3.3.140	Trust: 1.0
vendor:	netgear	model:	r7100lg	scope:	lt	version:	1.0.0.72	Trust: 1.0
vendor:	netgear	model:	rax35v2	scope:	lt	version:	1.0.3.96	Trust: 1.0
vendor:	netgear	model:	rbk852	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rax200	scope:	lt	version:	1.0.4.120	Trust: 1.0
vendor:	netgear	model:	xr300	scope:	lt	version:	1.0.3.68	Trust: 1.0
vendor:	netgear	model:	r8000	scope:	lt	version:	1.0.4.74	Trust: 1.0
vendor:	netgear	model:	r8300	scope:	lt	version:	1.0.2.154	Trust: 1.0
vendor:	netgear	model:	r6300v2	scope:	lt	version:	1.0.4.52	Trust: 1.0
vendor:	netgear	model:	r7960p	scope:	lt	version:	1.4.2.84	Trust: 1.0
vendor:	netgear	model:	rax75	scope:	lt	version:	1.0.4.120	Trust: 1.0
vendor:	netgear	model:	ex7000	scope:	lt	version:	1.0.1.104	Trust: 1.0
vendor:	netgear	model:	r7000	scope:	lt	version:	1.0.11.126	Trust: 1.0
vendor:	netgear	model:	ex7500	scope:	lt	version:	1.0.0.74	Trust: 1.0
vendor:	netgear	model:	rax20	scope:	lt	version:	1.0.3.96	Trust: 1.0
vendor:	netgear	model:	ex3700	scope:	lt	version:	1.0.0.94	Trust: 1.0
vendor:	netgear	model:	r6700v3	scope:	lt	version:	1.0.4.106	Trust: 1.0
vendor:	ネットギア	model:	rax35v2	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	eax20	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:	rax200	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rax20	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rax40v2	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rax15	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	eax80	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:	rax43	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2021-017547 // NVD: CVE-2021-45621

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-45621
value:	CRITICAL
Trust: 1.0
cve@mitre.org:	CVE-2021-45621
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2021-45621
value:	CRITICAL
Trust: 0.8
CNNVD:	CNNVD-202112-2417
value:	CRITICAL
Trust: 0.6

nvd@nist.gov:	CVE-2021-45621
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8

nvd@nist.gov:	CVE-2021-45621
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-2021-45621
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-2021-45621
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: JVNDB: JVNDB-2021-017547 // CNNVD: CNNVD-202112-2417 // NVD: CVE-2021-45621 // NVD: CVE-2021-45621

PROBLEMTYPE DATA

problemtype:	CWE-77	Trust: 1.0
problemtype:	Command injection (CWE-77) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-017547 // NVD: CVE-2021-45621

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202112-2417

TYPE

command injection

Trust: 0.6

sources: CNNVD: CNNVD-202112-2417

PATCH

title:	Security Advisory for Pre-Authentication Command Injection on Some Routers, Extenders, and WiFi Systems, PSV-2020-0562	url:	https://kb.netgear.com/000064523/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0562	Trust: 0.8
title:	Netgear RBR750 and NETGEAR Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=176396	Trust: 0.6

sources: JVNDB: JVNDB-2021-017547 // CNNVD: CNNVD-202112-2417

EXTERNAL IDS

db:	NVD	id:	CVE-2021-45621	Trust: 3.3
db:	JVNDB	id:	JVNDB-2021-017547	Trust: 0.8
db:	CNNVD	id:	CNNVD-202112-2417	Trust: 0.6
db:	VULMON	id:	CVE-2021-45621	Trust: 0.1

sources: VULMON: CVE-2021-45621 // JVNDB: JVNDB-2021-017547 // CNNVD: CNNVD-202112-2417 // NVD: CVE-2021-45621

REFERENCES

url:	https://kb.netgear.com/000064523/security-advisory-for-pre-authentication-command-injection-on-some-routers-extenders-and-wifi-systems-psv-2020-0562	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2021-45621	Trust: 1.4
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULMON: CVE-2021-45621 // JVNDB: JVNDB-2021-017547 // CNNVD: CNNVD-202112-2417 // NVD: CVE-2021-45621

SOURCES

db:	VULMON	id:	CVE-2021-45621
db:	JVNDB	id:	JVNDB-2021-017547
db:	CNNVD	id:	CNNVD-202112-2417
db:	NVD	id:	CVE-2021-45621

LAST UPDATE DATE

2024-11-23T22:57:50.345000+00:00

SOURCES UPDATE DATE

db:	VULMON	id:	CVE-2021-45621	date:	2021-12-27T00:00:00
db:	JVNDB	id:	JVNDB-2021-017547	date:	2023-01-25T02:07:00
db:	CNNVD	id:	CNNVD-202112-2417	date:	2022-01-11T00:00:00
db:	NVD	id:	CVE-2021-45621	date:	2024-11-21T06:32:41.920

SOURCES RELEASE DATE

db:	VULMON	id:	CVE-2021-45621	date:	2021-12-26T00:00:00
db:	JVNDB	id:	JVNDB-2021-017547	date:	2023-01-25T00:00:00
db:	CNNVD	id:	CNNVD-202112-2417	date:	2021-12-26T00:00:00
db:	NVD	id:	CVE-2021-45621	date:	2021-12-26T01:15:18.757