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ID

VAR-202112-2318


CVE

CVE-2021-45631


TITLE

plural  NETGEAR  Command injection vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2021-017042

DESCRIPTION

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 4.6.3.6, 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, and RBS850 before 3.2.17.12. 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 4.6.3.6, 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, and RBS850 prior to 3.2.17.12

Trust: 1.71

sources: NVD: CVE-2021-45631 // JVNDB: JVNDB-2021-017042 // VULMON: CVE-2021-45631

AFFECTED PRODUCTS

vendor:netgearmodel:rbr750scope:ltversion:3.2.17.12

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vendor:netgearmodel:cbr750scope:ltversion:4.6.3.6

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vendor:netgearmodel:rbs850scope:ltversion:3.2.17.12

Trust: 1.0

vendor:netgearmodel:rbs750scope:ltversion:3.2.17.12

Trust: 1.0

vendor:netgearmodel:cbr40scope:ltversion:2.5.0.24

Trust: 1.0

vendor:netgearmodel:rbk852scope:ltversion:3.2.17.12

Trust: 1.0

vendor:netgearmodel:rbr850scope:ltversion:3.2.17.12

Trust: 1.0

vendor:netgearmodel:rbk752scope:ltversion:3.2.17.12

Trust: 1.0

vendor:ネットギアmodel:cbr40scope: - version: -

Trust: 0.8

vendor:ネットギアmodel:rbr850scope: - version: -

Trust: 0.8

vendor:ネットギアmodel:rbs850scope: - version: -

Trust: 0.8

vendor:ネットギアmodel:rbk852scope: - version: -

Trust: 0.8

vendor:ネットギアmodel:cbr750scope: - version: -

Trust: 0.8

vendor:ネットギアmodel:rbk752scope: - version: -

Trust: 0.8

vendor:ネットギアmodel:rbr750scope: - version: -

Trust: 0.8

vendor:ネットギアmodel:rbs750scope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2021-017042 // NVD: CVE-2021-45631

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-45631
value: HIGH

Trust: 1.0

cve@mitre.org: CVE-2021-45631
value: CRITICAL

Trust: 1.0

NVD: CVE-2021-45631
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202112-2427
value: HIGH

Trust: 0.6

VULMON: CVE-2021-45631
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-45631
severity: MEDIUM
baseScore: 5.8
vectorString: AV:A/AC:L/AU:N/C:P/I:P/A:P
accessVector: ADJACENT_NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 6.5
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

nvd@nist.gov: CVE-2021-45631
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

cve@mitre.org: CVE-2021-45631
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-2021-45631
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT 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-2021-45631 // JVNDB: JVNDB-2021-017042 // CNNVD: CNNVD-202112-2427 // NVD: CVE-2021-45631 // NVD: CVE-2021-45631

PROBLEMTYPE DATA

problemtype:CWE-77

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2021-017042 // NVD: CVE-2021-45631

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-202112-2427

TYPE

command injection

Trust: 0.6

sources: CNNVD: CNNVD-202112-2427

PATCH

title:Security Advisory for Pre-Authentication Command Injection on Some WiFi Systems, PSV-2020-0504url:https://kb.netgear.com/000064136/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0504

Trust: 0.8

title:Netgear RBR750 and NETGEAR Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=176406

Trust: 0.6

sources: JVNDB: JVNDB-2021-017042 // CNNVD: CNNVD-202112-2427

EXTERNAL IDS

db:NVDid:CVE-2021-45631

Trust: 3.3

db:JVNDBid:JVNDB-2021-017042

Trust: 0.8

db:CNNVDid:CNNVD-202112-2427

Trust: 0.6

db:VULMONid:CVE-2021-45631

Trust: 0.1

sources: VULMON: CVE-2021-45631 // JVNDB: JVNDB-2021-017042 // CNNVD: CNNVD-202112-2427 // NVD: CVE-2021-45631

REFERENCES

url:https://kb.netgear.com/000064136/security-advisory-for-pre-authentication-command-injection-on-some-wifi-systems-psv-2020-0504

Trust: 1.7

url:https://nvd.nist.gov/vuln/detail/cve-2021-45631

Trust: 1.4

url:https://cwe.mitre.org/data/definitions/77.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: VULMON: CVE-2021-45631 // JVNDB: JVNDB-2021-017042 // CNNVD: CNNVD-202112-2427 // NVD: CVE-2021-45631

SOURCES

db:VULMONid:CVE-2021-45631
db:JVNDBid:JVNDB-2021-017042
db:CNNVDid:CNNVD-202112-2427
db:NVDid:CVE-2021-45631

LAST UPDATE DATE

2024-11-23T21:33:26.753000+00:00


SOURCES UPDATE DATE

db:VULMONid:CVE-2021-45631date:2022-01-05T00:00:00
db:JVNDBid:JVNDB-2021-017042date:2022-12-28T02:52:00
db:CNNVDid:CNNVD-202112-2427date:2022-01-06T00:00:00
db:NVDid:CVE-2021-45631date:2024-11-21T06:32:43.630

SOURCES RELEASE DATE

db:VULMONid:CVE-2021-45631date:2021-12-26T00:00:00
db:JVNDBid:JVNDB-2021-017042date:2022-12-28T00:00:00
db:CNNVDid:CNNVD-202112-2427date:2021-12-26T00:00:00
db:NVDid:CVE-2021-45631date:2021-12-26T01:15:19.233