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ID

VAR-202603-1884


CVE

CVE-2026-4207


TITLE

D-Link Corporation of dnr-202l  Multiple vulnerabilities in multiple products, including firmware

Trust: 0.8

sources: JVNDB: JVNDB-2026-008220

DESCRIPTION

A vulnerability was determined in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This impacts the function cgi_device/cgi_sms_test/cgi_firmware_upload/cgi_ntp_time of the file /cgi-bin/system_mgr.cgi. Executing a manipulation can lead to command injection. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. D-Link of DNS-120 , DNR-202L , DNS-315L , DNS-320 , DNS-320L , DNS-320LW , DNS-321 , DNR-322L , DNS-323 , DNS-325 , DNS-326 , DNS-327L , DNR-326 , DNS-340L , DNS-343 , DNS-345 , DNS-726-4 , DNS-1100-4 , DNS-1200-05 and DNS-1550-04 (( 2026 Year 2 Moon 5 A vulnerability was identified (up to [date]). Exploit code for this vulnerability has been made public and could be used to exploit it.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software

Trust: 1.62

sources: NVD: CVE-2026-4207 // JVNDB: JVNDB-2026-008220

AFFECTED PRODUCTS

vendor:dlinkmodel:dns-327lscope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-1100-4scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-343scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-345scope:lteversion:2026-02-05

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vendor:dlinkmodel:dnr-326scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-1550-04scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-321scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-325scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-120scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-315lscope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-323scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-326scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-340lscope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-320lscope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-320lwscope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-726-4scope:lteversion:2026-02-05

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vendor:dlinkmodel:dnr-202lscope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-322lscope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-1200-05scope:lteversion:2026-02-05

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vendor:dlinkmodel:dns-320scope:lteversion:2026-02-05

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vendor:d linkmodel:dns-315lscope: - version: -

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vendor:d linkmodel:d-link dnr-326scope: - version: -

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vendor:d linkmodel:dnr-202lscope: - version: -

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vendor:d linkmodel:d-link dns-322lscope: - version: -

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vendor:d linkmodel:d-link dns-345scope: - version: -

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vendor:d linkmodel:d-link dns-320lwscope: - version: -

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vendor:d linkmodel:dns-326scope: - version: -

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vendor:d linkmodel:dns-343scope: - version: -

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vendor:d linkmodel:dns-321scope: - version: -

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vendor:d linkmodel:d-link dns-327lscope: - version: -

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vendor:d linkmodel:dns-1100-4scope: - version: -

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vendor:d linkmodel:dns-340lscope: - version: -

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vendor:d linkmodel:d-link dns-320lscope: - version: -

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vendor:d linkmodel:dns-323scope: - version: -

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vendor:d linkmodel:dns-120scope: - version: -

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vendor:d linkmodel:dns-1200-05scope: - version: -

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vendor:d linkmodel:dns-726-4scope: - version: -

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vendor:d linkmodel:d-link dns-320scope: - version: -

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vendor:d linkmodel:dns-1550-04scope: - version: -

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vendor:d linkmodel:d-link dns-325scope: - version: -

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sources: JVNDB: JVNDB-2026-008220 // NVD: CVE-2026-4207

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2026-4207
value: LOW

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nvd@nist.gov: CVE-2026-4207
value: CRITICAL

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OTHER: JVNDB-2026-008220
value: CRITICAL

Trust: 0.8

cna@vuldb.com: CVE-2026-4207
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-2026-008220
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

cna@vuldb.com: CVE-2026-4207
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-2026-4207
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-2026-008220
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-2026-008220 // NVD: CVE-2026-4207 // NVD: CVE-2026-4207

PROBLEMTYPE DATA

problemtype:CWE-77

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problemtype:CWE-74

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problemtype:injection (CWE-74) [ others ]

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

Trust: 0.8

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

Trust: 0.8

sources: JVNDB: JVNDB-2026-008220 // NVD: CVE-2026-4207

PATCH

title:D-Link DNS-120/202L/315L/320/320L/320LW/321/322L/323/325/326/327L/326/340L/343/345/726-4/1100-4/1200-05/1550-04 up to 20260205 Command Injectionurl:https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_141/141.md

Trust: 0.8

sources: JVNDB: JVNDB-2026-008220

EXTERNAL IDS

db:NVDid:CVE-2026-4207

Trust: 2.6

db:VULDBid:351119

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db:JVNDBid:JVNDB-2026-008220

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sources: JVNDB: JVNDB-2026-008220 // NVD: CVE-2026-4207

REFERENCES

url:https://www.dlink.com/

Trust: 1.8

url:https://github.com/wudipjq/my_vuln/blob/main/d-link8/vuln_142/142.md

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url:https://vuldb.com/?submit.770422

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url:https://vuldb.com/?submit.770425

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url:https://vuldb.com/?submit.770423

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url:https://vuldb.com/?submit.770420

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url:https://github.com/wudipjq/my_vuln/blob/main/d-link8/vuln_141/141.md

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url:https://vuldb.com/?ctiid.351119

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url:https://vuldb.com/?id.351119

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url:https://nvd.nist.gov/vuln/detail/cve-2026-4207

Trust: 0.8

sources: JVNDB: JVNDB-2026-008220 // NVD: CVE-2026-4207

SOURCES

db:JVNDBid:JVNDB-2026-008220
db:NVDid:CVE-2026-4207

LAST UPDATE DATE

2026-03-25T23:00:44.620000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2026-008220date:2026-03-24T05:37:00
db:NVDid:CVE-2026-4207date:2026-03-19T14:25:07.583

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2026-008220date:2026-03-24T00:00:00
db:NVDid:CVE-2026-4207date:2026-03-16T14:20:06.497