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ID

VAR-202505-0300


CVE

CVE-2025-4451


TITLE

D-Link Systems, Inc.  of  DIR-619L  Buffer error vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-005020

DESCRIPTION

A vulnerability has been found in D-Link DIR-619L 2.04B04 and classified as critical. Affected by this vulnerability is the function formSetWAN_Wizard52. The manipulation of the argument curTime leads to buffer overflow. The attack can be launched remotely. The vendor was contacted early about this disclosure. This vulnerability only affects products that are no longer supported by the maintainer. D-Link Systems, Inc. of DIR-619L 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-619L is a wireless router from D-Link of China. The vulnerability is caused by the curTime parameter of the formSetWAN_Wizard52 function failing to properly 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-2025-4451 // JVNDB: JVNDB-2025-005020 // CNVD: CNVD-2025-11188

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-11188

AFFECTED PRODUCTS

vendor:dlinkmodel:dir-619lscope:eqversion:2.04b04

Trust: 1.0

vendor:d linkmodel:dir-619lscope: - version: -

Trust: 0.8

vendor:d linkmodel:dir-619lscope:eqversion: -

Trust: 0.8

vendor:d linkmodel:dir-619lscope:eqversion:dir-619l firmware 2.04b04

Trust: 0.8

vendor:d linkmodel:dir-619l 2.04b04scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2025-11188 // JVNDB: JVNDB-2025-005020 // NVD: CVE-2025-4451

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-4451
value: HIGH

Trust: 1.0

nvd@nist.gov: CVE-2025-4451
value: CRITICAL

Trust: 1.0

OTHER: JVNDB-2025-005020
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2025-11188
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2025-4451
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-2025-005020
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-2025-11188
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-2025-4451
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-2025-4451
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-2025-005020
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-2025-11188 // JVNDB: JVNDB-2025-005020 // NVD: CVE-2025-4451 // NVD: CVE-2025-4451

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-2025-005020 // NVD: CVE-2025-4451

EXTERNAL IDS

db:NVDid:CVE-2025-4451

Trust: 3.2

db:VULDBid:308065

Trust: 1.8

db:JVNDBid:JVNDB-2025-005020

Trust: 0.8

db:CNVDid:CNVD-2025-11188

Trust: 0.6

sources: CNVD: CNVD-2025-11188 // JVNDB: JVNDB-2025-005020 // NVD: CVE-2025-4451

REFERENCES

url:https://vuldb.com/?id.308065

Trust: 1.8

url:https://vuldb.com/?submit.560793

Trust: 1.8

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

Trust: 1.8

url:https://github.com/jylsec/vuldb/blob/main/d-link/dlink_dir619l/buffer_overflow-formsetwan_wizard52-curtime/readme.md

Trust: 1.6

url:https://vuldb.com/?ctiid.308065

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2025-4451

Trust: 0.8

sources: CNVD: CNVD-2025-11188 // JVNDB: JVNDB-2025-005020 // NVD: CVE-2025-4451

SOURCES

db:CNVDid:CNVD-2025-11188
db:JVNDBid:JVNDB-2025-005020
db:NVDid:CVE-2025-4451

LAST UPDATE DATE

2025-06-01T23:16:03.782000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-11188date:2025-05-30T00:00:00
db:JVNDBid:JVNDB-2025-005020date:2025-05-15T06:40:00
db:NVDid:CVE-2025-4451date:2025-05-13T18:27:53.877

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-11188date:2025-05-29T00:00:00
db:JVNDBid:JVNDB-2025-005020date:2025-05-15T00:00:00
db:NVDid:CVE-2025-4451date:2025-05-09T01:15:50.993