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ID

VAR-202506-0539


CVE

CVE-2025-5912


TITLE

D-Link Systems, Inc.  of  DIR-632  Buffer error vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-007472

DESCRIPTION

A vulnerability was found in D-Link DIR-632 FW103B08. It has been declared as critical. This vulnerability affects the function do_file of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer. D-Link Systems, Inc. of DIR-632 The firmware contains a buffer error vulnerability and a stack-based 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-632 is a wireless router for small businesses and SOHO users. It supports IEEE 802.11n and IEEE 802.11g wireless standards, has a maximum theoretical transmission rate of 300Mbps, and is equipped with 8 10/100Mbps LAN ports. No detailed vulnerability details are currently provided

Trust: 2.16

sources: NVD: CVE-2025-5912 // JVNDB: JVNDB-2025-007472 // CNVD: CNVD-2025-13068

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-13068

AFFECTED PRODUCTS

vendor:dlinkmodel:dir-632scope:eqversion:103b08

Trust: 1.0

vendor:d linkmodel:dir-632scope:eqversion:dir-632 firmware 103b08

Trust: 0.8

vendor:d linkmodel:dir-632scope: - version: -

Trust: 0.8

vendor:d linkmodel:dir-632scope:eqversion: -

Trust: 0.8

vendor:d linkmodel:d-link dir-632 fw103b08scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2025-13068 // JVNDB: JVNDB-2025-007472 // NVD: CVE-2025-5912

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-5912
value: HIGH

Trust: 1.0

OTHER: JVNDB-2025-007472
value: HIGH

Trust: 0.8

CNVD: CNVD-2025-13068
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2025-5912
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-2025-007472
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-2025-13068
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-2025-5912
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

OTHER: JVNDB-2025-007472
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/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: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2025-13068 // JVNDB: JVNDB-2025-007472 // NVD: CVE-2025-5912

PROBLEMTYPE DATA

problemtype:CWE-119

Trust: 1.0

problemtype:CWE-121

Trust: 1.0

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

Trust: 0.8

problemtype: Stack-based buffer overflow (CWE-121) [ others ]

Trust: 0.8

sources: JVNDB: JVNDB-2025-007472 // NVD: CVE-2025-5912

EXTERNAL IDS

db:NVDid:CVE-2025-5912

Trust: 3.2

db:VULDBid:311686

Trust: 1.8

db:JVNDBid:JVNDB-2025-007472

Trust: 0.8

db:CNVDid:CNVD-2025-13068

Trust: 0.6

sources: CNVD: CNVD-2025-13068 // JVNDB: JVNDB-2025-007472 // NVD: CVE-2025-5912

REFERENCES

url:https://github.com/xiaobor123/vul-finds/tree/main/vul-find-dir632-dlink

Trust: 1.8

url:https://github.com/xiaobor123/vul-finds/tree/main/vul-find-dir632-dlink#poc

Trust: 1.8

url:https://vuldb.com/?id.311686

Trust: 1.8

url:https://vuldb.com/?submit.592307

Trust: 1.8

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

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2025-5912

Trust: 1.4

url:https://vuldb.com/?ctiid.311686

Trust: 1.0

sources: CNVD: CNVD-2025-13068 // JVNDB: JVNDB-2025-007472 // NVD: CVE-2025-5912

SOURCES

db:CNVDid:CNVD-2025-13068
db:JVNDBid:JVNDB-2025-007472
db:NVDid:CVE-2025-5912

LAST UPDATE DATE

2025-06-29T23:21:13.331000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-13068date:2025-06-20T00:00:00
db:JVNDBid:JVNDB-2025-007472date:2025-06-26T01:55:00
db:NVDid:CVE-2025-5912date:2025-06-16T16:52:15.440

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-13068date:2025-06-20T00:00:00
db:JVNDBid:JVNDB-2025-007472date:2025-06-26T00:00:00
db:NVDid:CVE-2025-5912date:2025-06-10T04:15:49.300