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ID

VAR-202505-0160


CVE

CVE-2025-4343


TITLE

D-Link Systems, Inc.  of  DIR-600L  Buffer error vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-005039

DESCRIPTION

A vulnerability has been found in D-Link DIR-600L up to 2.07B01 and classified as critical. This vulnerability affects the function formEasySetupWizard. The manipulation of the argument host leads to buffer overflow. The attack can be initiated remotely. This vulnerability only affects products that are no longer supported by the maintainer. D-Link Systems, Inc. of DIR-600L The firmware contains a buffer error vulnerability and a classic buffer overflow vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. D-Link DIR-600L is a wireless router from D-Link, a Chinese company. The vulnerability is caused by the parameter host of the function formEasySetupWizard failing to correctly verify the length of the input data. Attackers can exploit this vulnerability to execute arbitrary code on the system or cause a denial of service

Trust: 2.16

sources: NVD: CVE-2025-4343 // JVNDB: JVNDB-2025-005039 // CNVD: CNVD-2025-11194

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-11194

AFFECTED PRODUCTS

vendor:dlinkmodel:dir-600lscope:lteversion:2.07b01

Trust: 1.0

vendor:d linkmodel:dir-600lscope: - version: -

Trust: 0.8

vendor:d linkmodel:dir-600lscope:lteversion:dir-600l firmware 2.07b01 and earlier

Trust: 0.8

vendor:d linkmodel:dir-600lscope:eqversion: -

Trust: 0.8

vendor:d linkmodel:dir-600l <=2.07b01scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2025-11194 // JVNDB: JVNDB-2025-005039 // NVD: CVE-2025-4343

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-4343
value: HIGH

Trust: 1.0

nvd@nist.gov: CVE-2025-4343
value: CRITICAL

Trust: 1.0

OTHER: JVNDB-2025-005039
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2025-11194
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2025-4343
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

OTHER: JVNDB-2025-005039
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

CNVD: CNVD-2025-11194
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

cna@vuldb.com: CVE-2025-4343
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

nvd@nist.gov: CVE-2025-4343
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-2025-005039
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-2025-11194 // JVNDB: JVNDB-2025-005039 // NVD: CVE-2025-4343 // NVD: CVE-2025-4343

PROBLEMTYPE DATA

problemtype:CWE-120

Trust: 1.0

problemtype:CWE-119

Trust: 1.0

problemtype:Buffer error (CWE-119) [ others ]

Trust: 0.8

problemtype: Classic buffer overflow (CWE-120) [ others ]

Trust: 0.8

problemtype: Classic buffer overflow (CWE-120) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2025-005039 // NVD: CVE-2025-4343

EXTERNAL IDS

db:NVDid:CVE-2025-4343

Trust: 3.2

db:VULDBid:307462

Trust: 1.8

db:JVNDBid:JVNDB-2025-005039

Trust: 0.8

db:CNVDid:CNVD-2025-11194

Trust: 0.6

sources: CNVD: CNVD-2025-11194 // JVNDB: JVNDB-2025-005039 // NVD: CVE-2025-4343

REFERENCES

url:https://vuldb.com/?id.307462

Trust: 1.8

url:https://vuldb.com/?submit.558296

Trust: 1.8

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

Trust: 1.8

url:https://vuldb.com/?ctiid.307462

Trust: 1.6

url:https://github.com/jylsec/vuldb/blob/main/d-link/dlink_dir600l/buffer_overflow-formeasysetupwizard-curtime/readme.md

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2025-4343

Trust: 0.8

sources: CNVD: CNVD-2025-11194 // JVNDB: JVNDB-2025-005039 // NVD: CVE-2025-4343

SOURCES

db:CNVDid:CNVD-2025-11194
db:JVNDBid:JVNDB-2025-005039
db:NVDid:CVE-2025-4343

LAST UPDATE DATE

2025-06-01T23:05:45.145000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-11194date:2025-05-30T00:00:00
db:JVNDBid:JVNDB-2025-005039date:2025-05-15T06:57:00
db:NVDid:CVE-2025-4343date:2025-05-13T20:25:07.850

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-11194date:2025-05-29T00:00:00
db:JVNDBid:JVNDB-2025-005039date:2025-05-15T00:00:00
db:NVDid:CVE-2025-4343date:2025-05-06T09:15:26.283