Sign-up

ID

VAR-202112-2326


CVE

CVE-2021-45623


TITLE

plural  NETGEAR  Command injection vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2021-017088

DESCRIPTION

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects R7800 before 1.0.2.74, R9000 before 1.0.5.2, and XR500 before 2.3.2.66. NETGEAR R7800 , R9000 , XR500 Contains a command injection vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. This affects R7800 prior to 1.0.2.74, R9000 prior to 1.0.5.2, and XR500 prior to 2.3.2.66

Trust: 1.71

sources: NVD: CVE-2021-45623 // JVNDB: JVNDB-2021-017088 // VULMON: CVE-2021-45623

AFFECTED PRODUCTS

vendor:netgearmodel:r9000scope:ltversion:1.0.5.2

Trust: 1.0

vendor:netgearmodel:r7800scope:ltversion:1.0.2.74

Trust: 1.0

vendor:netgearmodel:xr500scope:ltversion:2.3.2.66

Trust: 1.0

vendor:ネットギアmodel:r7800scope: - version: -

Trust: 0.8

vendor:ネットギアmodel:xr500scope: - version: -

Trust: 0.8

vendor:ネットギアmodel:r9000scope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2021-017088 // NVD: CVE-2021-45623

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-45623
value: CRITICAL

Trust: 1.0

cve@mitre.org: CVE-2021-45623
value: HIGH

Trust: 1.0

NVD: CVE-2021-45623
value: CRITICAL

Trust: 0.8

CNNVD: CNNVD-202112-2419
value: CRITICAL

Trust: 0.6

VULMON: CVE-2021-45623
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-45623
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-2021-45623
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-2021-45623
baseSeverity: HIGH
baseScore: 8.3
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: LOW
exploitabilityScore: 2.8
impactScore: 5.5
version: 3.1

Trust: 1.0

NVD: CVE-2021-45623
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-2021-45623 // JVNDB: JVNDB-2021-017088 // CNNVD: CNNVD-202112-2419 // NVD: CVE-2021-45623 // NVD: CVE-2021-45623

PROBLEMTYPE DATA

problemtype:CWE-77

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2021-017088 // NVD: CVE-2021-45623

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202112-2419

TYPE

command injection

Trust: 0.6

sources: CNNVD: CNNVD-202112-2419

PATCH

title:Security Advisory for Pre-Authentication Command Injection on Some Routers, PSV-2019-0203url:https://kb.netgear.com/000064449/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2019-0203

Trust: 0.8

title:Netgear NETGEAR Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=176398

Trust: 0.6

sources: JVNDB: JVNDB-2021-017088 // CNNVD: CNNVD-202112-2419

EXTERNAL IDS

db:NVDid:CVE-2021-45623

Trust: 3.3

db:JVNDBid:JVNDB-2021-017088

Trust: 0.8

db:CNNVDid:CNNVD-202112-2419

Trust: 0.6

db:VULMONid:CVE-2021-45623

Trust: 0.1

sources: VULMON: CVE-2021-45623 // JVNDB: JVNDB-2021-017088 // CNNVD: CNNVD-202112-2419 // NVD: CVE-2021-45623

REFERENCES

url:https://kb.netgear.com/000064449/security-advisory-for-pre-authentication-command-injection-on-some-routers-psv-2019-0203

Trust: 1.7

url:https://nvd.nist.gov/vuln/detail/cve-2021-45623

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-2021-45623 // JVNDB: JVNDB-2021-017088 // CNNVD: CNNVD-202112-2419 // NVD: CVE-2021-45623

SOURCES

db:VULMONid:CVE-2021-45623
db:JVNDBid:JVNDB-2021-017088
db:CNNVDid:CNNVD-202112-2419
db:NVDid:CVE-2021-45623

LAST UPDATE DATE

2024-11-23T22:50:58.435000+00:00


SOURCES UPDATE DATE

db:VULMONid:CVE-2021-45623date:2022-01-05T00:00:00
db:JVNDBid:JVNDB-2021-017088date:2023-01-04T01:52:00
db:CNNVDid:CNNVD-202112-2419date:2022-01-06T00:00:00
db:NVDid:CVE-2021-45623date:2024-11-21T06:32:42.360

SOURCES RELEASE DATE

db:VULMONid:CVE-2021-45623date:2021-12-26T00:00:00
db:JVNDBid:JVNDB-2021-017088date:2023-01-04T00:00:00
db:CNNVDid:CNNVD-202112-2419date:2021-12-26T00:00:00
db:NVDid:CVE-2021-45623date:2021-12-26T01:15:18.870