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ID

VAR-202112-2371


CVE

CVE-2021-45577


TITLE

plural  NETGEAR  Command injection vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2021-016887

DESCRIPTION

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RBK752 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK852 before 3.2.16.6, RBR850 before 3.2.16.6, and RBS850 before 3.2.16.6. 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 RBK752 prior to 3.2.16.6, RBR750 prior to 3.2.16.6, RBS750 prior to 3.2.16.6, RBK852 prior to 3.2.16.6, RBR850 prior to 3.2.16.6, and RBS850 prior to 3.2.16.6

Trust: 1.71

sources: NVD: CVE-2021-45577 // JVNDB: JVNDB-2021-016887 // VULMON: CVE-2021-45577

AFFECTED PRODUCTS

vendor:netgearmodel:rbr850scope:ltversion:3.2.16.6

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vendor:netgearmodel:rbk752scope:ltversion:3.2.16.6

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vendor:netgearmodel:rbr750scope:ltversion:3.2.16.6

Trust: 1.0

vendor:netgearmodel:rbk852scope:ltversion:3.2.16.6

Trust: 1.0

vendor:netgearmodel:rbs850scope:ltversion:3.2.16.6

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vendor:netgearmodel:rbs750scope:ltversion:3.2.16.6

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

Trust: 0.8

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

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

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

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

Trust: 0.8

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

Trust: 0.8

sources: JVNDB: JVNDB-2021-016887 // NVD: CVE-2021-45577

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-45577
value: MEDIUM

Trust: 1.0

cve@mitre.org: CVE-2021-45577
value: HIGH

Trust: 1.0

NVD: CVE-2021-45577
value: MEDIUM

Trust: 0.8

CNNVD: CNNVD-202112-2378
value: MEDIUM

Trust: 0.6

VULMON: CVE-2021-45577
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-45577
severity: MEDIUM
baseScore: 5.2
vectorString: AV:A/AC:L/AU:S/C:P/I:P/A:P
accessVector: ADJACENT_NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 5.1
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

nvd@nist.gov: CVE-2021-45577
baseSeverity: MEDIUM
baseScore: 6.8
vectorString: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 0.9
impactScore: 5.9
version: 3.1

Trust: 1.0

cve@mitre.org: CVE-2021-45577
baseSeverity: HIGH
baseScore: 8.4
vectorString: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.7
impactScore: 6.0
version: 3.1

Trust: 1.0

NVD: CVE-2021-45577
baseSeverity: MEDIUM
baseScore: 6.8
vectorString: CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT NETWORK
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULMON: CVE-2021-45577 // JVNDB: JVNDB-2021-016887 // CNNVD: CNNVD-202112-2378 // NVD: CVE-2021-45577 // NVD: CVE-2021-45577

PROBLEMTYPE DATA

problemtype:CWE-77

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

Trust: 0.8

sources: JVNDB: JVNDB-2021-016887 // NVD: CVE-2021-45577

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-202112-2378

TYPE

command injection

Trust: 0.6

sources: CNNVD: CNNVD-202112-2378

PATCH

title:Security Advisory for Post-Authentication Command Injection on Some WiFi Systems, PSV-2020-0085url:https://kb.netgear.com/000064099/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0085

Trust: 0.8

title:Netgear NETGEAR Fixes for command injection vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=177088

Trust: 0.6

sources: JVNDB: JVNDB-2021-016887 // CNNVD: CNNVD-202112-2378

EXTERNAL IDS

db:NVDid:CVE-2021-45577

Trust: 3.3

db:JVNDBid:JVNDB-2021-016887

Trust: 0.8

db:CNNVDid:CNNVD-202112-2378

Trust: 0.6

db:VULMONid:CVE-2021-45577

Trust: 0.1

sources: VULMON: CVE-2021-45577 // JVNDB: JVNDB-2021-016887 // CNNVD: CNNVD-202112-2378 // NVD: CVE-2021-45577

REFERENCES

url:https://kb.netgear.com/000064099/security-advisory-for-post-authentication-command-injection-on-some-wifi-systems-psv-2020-0085

Trust: 1.7

url:https://nvd.nist.gov/vuln/detail/cve-2021-45577

Trust: 0.8

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

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: VULMON: CVE-2021-45577 // JVNDB: JVNDB-2021-016887 // CNNVD: CNNVD-202112-2378 // NVD: CVE-2021-45577

SOURCES

db:VULMONid:CVE-2021-45577
db:JVNDBid:JVNDB-2021-016887
db:CNNVDid:CNNVD-202112-2378
db:NVDid:CVE-2021-45577

LAST UPDATE DATE

2024-11-23T22:44:06.943000+00:00


SOURCES UPDATE DATE

db:VULMONid:CVE-2021-45577date:2022-01-04T00:00:00
db:JVNDBid:JVNDB-2021-016887date:2022-12-26T06:04:00
db:CNNVDid:CNNVD-202112-2378date:2022-01-05T00:00:00
db:NVDid:CVE-2021-45577date:2024-11-21T06:32:34.223

SOURCES RELEASE DATE

db:VULMONid:CVE-2021-45577date:2021-12-26T00:00:00
db:JVNDBid:JVNDB-2021-016887date:2022-12-26T00:00:00
db:CNNVDid:CNNVD-202112-2378date:2021-12-26T00:00:00
db:NVDid:CVE-2021-45577date:2021-12-26T01:15:16.650