ID

VAR-202505-1786


CVE

CVE-2025-4842


TITLE

D-Link Systems, Inc.  of  DCS-932L  Buffer error vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-006319

DESCRIPTION

A vulnerability was found in D-Link DCS-932L 2.18.01. It has been declared as critical. This vulnerability affects the function isUCPCameraNameChanged of the file /sbin/ucp. The manipulation of the argument CameraName 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 DCS-932L The firmware contains a buffer error vulnerability, a stack-based buffer overflow vulnerability, and an out-of-bounds write vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. D-Link DCS-932L is a network surveillance camera from D-Link, a Chinese company. It is used for security and monitoring. The vulnerability is caused by the parameter CameraName in the file /sbin/ucp 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-2025-4842 // JVNDB: JVNDB-2025-006319 // CNVD: CNVD-2025-10948

IOT TAXONOMY

category:['IoT']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-10948

AFFECTED PRODUCTS

vendor:dlinkmodel:dcs-932lscope:eqversion:2.18.01

Trust: 1.0

vendor:d linkmodel:dcs-932lscope:eqversion:dcs-932l firmware 2.18.01

Trust: 0.8

vendor:d linkmodel:dcs-932lscope:eqversion: -

Trust: 0.8

vendor:d linkmodel:dcs-932lscope: - version: -

Trust: 0.8

vendor:d linkmodel:dcs-932lscope:eqversion:2.18.01

Trust: 0.6

sources: CNVD: CNVD-2025-10948 // JVNDB: JVNDB-2025-006319 // NVD: CVE-2025-4842

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-4842
value: HIGH

Trust: 1.0

nvd@nist.gov: CVE-2025-4842
value: CRITICAL

Trust: 1.0

OTHER: JVNDB-2025-006319
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2025-10948
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2025-4842
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-2025-006319
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-2025-10948
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-2025-4842
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-2025-4842
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-2025-006319
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-2025-10948 // JVNDB: JVNDB-2025-006319 // NVD: CVE-2025-4842 // NVD: CVE-2025-4842

PROBLEMTYPE DATA

problemtype:CWE-119

Trust: 1.0

problemtype:CWE-121

Trust: 1.0

problemtype:CWE-787

Trust: 1.0

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

Trust: 0.8

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

Trust: 0.8

problemtype: Out-of-bounds writing (CWE-787) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2025-006319 // NVD: CVE-2025-4842

EXTERNAL IDS

db:NVDid:CVE-2025-4842

Trust: 3.2

db:VULDBid:309310

Trust: 1.8

db:JVNDBid:JVNDB-2025-006319

Trust: 0.8

db:CNVDid:CNVD-2025-10948

Trust: 0.6

sources: CNVD: CNVD-2025-10948 // JVNDB: JVNDB-2025-006319 // NVD: CVE-2025-4842

REFERENCES

url:https://github.com/beacox/iot_vuln/tree/main/d-link/dcs-932l/ucp_bof

Trust: 2.4

url:https://vuldb.com/?id.309310

Trust: 1.8

url:https://vuldb.com/?submit.574925

Trust: 1.8

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

Trust: 1.8

url:https://vuldb.com/?ctiid.309310

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2025-4842

Trust: 0.8

sources: CNVD: CNVD-2025-10948 // JVNDB: JVNDB-2025-006319 // NVD: CVE-2025-4842

SOURCES

db:CNVDid:CNVD-2025-10948
db:JVNDBid:JVNDB-2025-006319
db:NVDid:CVE-2025-4842

LAST UPDATE DATE

2025-06-06T23:25:55.278000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-10948date:2025-05-29T00:00:00
db:JVNDBid:JVNDB-2025-006319date:2025-06-05T05:58:00
db:NVDid:CVE-2025-4842date:2025-06-04T20:11:46.547

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-10948date:2025-05-29T00:00:00
db:JVNDBid:JVNDB-2025-006319date:2025-06-05T00:00:00
db:NVDid:CVE-2025-4842date:2025-05-17T23:15:36.617