Details of VAR-202505-2316

ID

VAR-202505-2316

CVE

CVE-2025-45864

TITLE

TOTOLINK A3002R formDhcpv6s interface buffer overflow vulnerability

Trust: 0.6

sources: CNVD: CNVD-2025-11207

DESCRIPTION

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow via the addrPoolStart parameter in the formDhcpv6s interface. TOTOLINK A3002R is a wireless router produced by China's TOTOLINK Electronics. The vulnerability is caused by the addrPoolStart parameter in the formDhcpv6s interface failing to correctly verify the length of the input data. No detailed vulnerability details are currently available

Trust: 1.44

sources: NVD: CVE-2025-45864 // CNVD: CNVD-2025-11207

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-11207

AFFECTED PRODUCTS

vendor:

totolink

model:

a3002r v4.0.0-b20230531.1404

scope:

version:

Trust: 0.6

sources: CNVD: CNVD-2025-11207

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-45864
value:	MEDIUM
Trust: 1.0
CNVD:	CNVD-2025-11207
value:	MEDIUM
Trust: 0.6

CNVD:	CNVD-2025-11207
severity:	MEDIUM
baseScore:	4.8
vectorString:	AV:A/AC:L/AU:N/C:P/I:P/A:N
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	NONE
exploitabilityScore:	6.5
impactScore:	4.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-45864
baseSeverity:	MEDIUM
baseScore:	5.4
vectorString:	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	LOW
integrityImpact:	LOW
availabilityImpact:	NONE
exploitabilityScore:	2.8
impactScore:	2.5
version:	3.1
Trust: 1.0

sources: CNVD: CNVD-2025-11207 // NVD: CVE-2025-45864

PROBLEMTYPE DATA

problemtype:

CWE-120

Trust: 1.0

sources: NVD: CVE-2025-45864

EXTERNAL IDS

db:	NVD	id:	CVE-2025-45864	Trust: 1.6
db:	CNVD	id:	CNVD-2025-11207	Trust: 0.6

sources: CNVD: CNVD-2025-11207 // NVD: CVE-2025-45864

REFERENCES

url:	https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/258/ids/36.html	Trust: 1.6
url:	https://github.com/jiangxiazhe/iot_hack/blob/main/totolink/a3002r/8/overflow.md	Trust: 1.0

sources: CNVD: CNVD-2025-11207 // NVD: CVE-2025-45864

SOURCES

db:	CNVD	id:	CNVD-2025-11207
db:	NVD	id:	CVE-2025-45864

LAST UPDATE DATE

2025-06-02T23:25:52.880000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-11207	date:	2025-05-30T00:00:00
db:	NVD	id:	CVE-2025-45864	date:	2025-05-14T15:15:59.357

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-11207	date:	2025-05-30T00:00:00
db:	NVD	id:	CVE-2025-45864	date:	2025-05-13T15:15:58.733