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ID

VAR-202510-2249


CVE

CVE-2025-60335


TITLE

TOTOLINK N600R main function null pointer dereference vulnerability

Trust: 0.6

sources: CNVD: CNVD-2025-27273

DESCRIPTION

A NULL pointer dereference in the main function of TOTOLINK N600R v4.3.0cu.7866_B20220506 allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. The TOTOLINK N600R is a dual-band wireless router launched by the South Korean brand TOTOLINK in 2013. It supports concurrent operation on both 2.4GHz and 5GHz bands, with a maximum wireless transmission rate of 300Mbps. The TOTOLINK N600R contains a null pointer dereference vulnerability

Trust: 1.44

sources: NVD: CVE-2025-60335 // CNVD: CNVD-2025-27273

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-27273

AFFECTED PRODUCTS

vendor:totolinkmodel:n600rscope:eqversion:4.3.0cu.7866_b20220506

Trust: 1.0

vendor:totolinkmodel:n600r v4.3.0cu.7866 b20220506scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2025-27273 // NVD: CVE-2025-60335

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0: CVE-2025-60335
value: HIGH

Trust: 1.0

CNVD: CNVD-2025-27273
value: HIGH

Trust: 0.6

CNVD: CNVD-2025-27273
severity: HIGH
baseScore: 7.8
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

134c704f-9b21-4f2e-91b3-4a467353bcc0: CVE-2025-60335
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.1

Trust: 1.0

sources: CNVD: CNVD-2025-27273 // NVD: CVE-2025-60335

PROBLEMTYPE DATA

problemtype:CWE-476

Trust: 1.0

sources: NVD: CVE-2025-60335

EXTERNAL IDS

db:NVDid:CVE-2025-60335

Trust: 1.6

db:CNVDid:CNVD-2025-27273

Trust: 0.6

sources: CNVD: CNVD-2025-27273 // NVD: CVE-2025-60335

REFERENCES

url:https://github.com/z472421519/binaryaudit/blob/main/poc/npd/totolink/main/content_length_max.md

Trust: 1.6

sources: CNVD: CNVD-2025-27273 // NVD: CVE-2025-60335

SOURCES

db:CNVDid:CNVD-2025-27273
db:NVDid:CVE-2025-60335

LAST UPDATE DATE

2025-11-19T23:22:56.545000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-27273date:2025-11-07T00:00:00
db:NVDid:CVE-2025-60335date:2025-10-24T13:18:55.290

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-27273date:2025-11-07T00:00:00
db:NVDid:CVE-2025-60335date:2025-10-22T16:15:45.050