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ID

VAR-202504-3331


CVE

CVE-2025-4121


TITLE

of netgear  jwnr2000v2  Injection Vulnerability in Firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-004950

DESCRIPTION

A vulnerability was found in Netgear JWNR2000v2 1.0.0.11. It has been declared as critical. Affected by this vulnerability is the function cmd_wireless. The manipulation of the argument host leads to command injection. The attack can be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way. of netgear jwnr2000v2 The firmware contains injection and command injection vulnerabilities.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. NETGEAR JWNR2000v2 has a command injection vulnerability, which is caused by the cmd_wireless function parameter host failing to properly filter special characters and commands in the constructed command. No detailed vulnerability details are currently available

Trust: 2.16

sources: NVD: CVE-2025-4121 // JVNDB: JVNDB-2025-004950 // CNVD: CNVD-2025-09921

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-09921

AFFECTED PRODUCTS

vendor:netgearmodel:jwnr2000v2scope:eqversion:1.0.0.11

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vendor:ネットギアmodel:jwnr2000v2scope:eqversion: -

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vendor:ネットギアmodel:jwnr2000v2scope: - version: -

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vendor:ネットギアmodel:jwnr2000v2scope:eqversion:jwnr2000v2 firmware 1.0.0.11

Trust: 0.8

sources: CNVD: CNVD-2025-09921 // JVNDB: JVNDB-2025-004950 // NVD: CVE-2025-4121

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-4121
value: MEDIUM

Trust: 1.0

nvd@nist.gov: CVE-2025-4121
value: CRITICAL

Trust: 1.0

OTHER: JVNDB-2025-004950
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2025-09921
value: MEDIUM

Trust: 0.6

cna@vuldb.com: CVE-2025-4121
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

OTHER: JVNDB-2025-004950
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

CNVD: CNVD-2025-09921
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

cna@vuldb.com: CVE-2025-4121
baseSeverity: MEDIUM
baseScore: 6.3
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: LOW
integrityImpact: LOW
availabilityImpact: LOW
exploitabilityScore: 2.8
impactScore: 3.4
version: 3.1

Trust: 1.0

nvd@nist.gov: CVE-2025-4121
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

NVD: JVNDB-2025-004950
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: CNVD: CNVD-2025-09921 // JVNDB: JVNDB-2025-004950 // NVD: CVE-2025-4121 // NVD: CVE-2025-4121

PROBLEMTYPE DATA

problemtype:CWE-74

Trust: 1.0

problemtype:CWE-77

Trust: 1.0

problemtype:injection (CWE-74) [ others ]

Trust: 0.8

problemtype: Command injection (CWE-77) [ others ]

Trust: 0.8

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

Trust: 0.8

sources: JVNDB: JVNDB-2025-004950 // NVD: CVE-2025-4121

EXTERNAL IDS

db:NVDid:CVE-2025-4121

Trust: 3.2

db:VULDBid:306601

Trust: 1.8

db:JVNDBid:JVNDB-2025-004950

Trust: 0.8

db:CNVDid:CNVD-2025-09921

Trust: 0.6

sources: CNVD: CNVD-2025-09921 // JVNDB: JVNDB-2025-004950 // NVD: CVE-2025-4121

REFERENCES

url:https://vuldb.com/?id.306601

Trust: 1.8

url:https://vuldb.com/?submit.560775

Trust: 1.8

url:https://www.netgear.com/

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2025-4121

Trust: 1.4

url:https://github.com/jylsec/vuldb/blob/main/netgear/netgear_jwnr2000v2/command_injection-cmd_wireless-port_phy_set/readme.md

Trust: 1.0

url:https://vuldb.com/?ctiid.306601

Trust: 1.0

sources: CNVD: CNVD-2025-09921 // JVNDB: JVNDB-2025-004950 // NVD: CVE-2025-4121

SOURCES

db:CNVDid:CNVD-2025-09921
db:JVNDBid:JVNDB-2025-004950
db:NVDid:CVE-2025-4121

LAST UPDATE DATE

2025-05-17T23:18:51.617000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-09921date:2025-05-16T00:00:00
db:JVNDBid:JVNDB-2025-004950date:2025-05-14T12:41:00
db:NVDid:CVE-2025-4121date:2025-05-13T20:28:09.793

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-09921date:2025-05-16T00:00:00
db:JVNDBid:JVNDB-2025-004950date:2025-05-14T00:00:00
db:NVDid:CVE-2025-4121date:2025-04-30T14:15:31.423