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ID

VAR-202310-2041


CVE

CVE-2023-46555


TITLE

TOTOLINK X2000R Gh formPortFw method buffer overflow vulnerability

Trust: 0.6

sources: CNVD: CNVD-2025-23727

DESCRIPTION

TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formPortFw. The TOTOLINK X2000R Gh is a WiFi 6 router released by China's TOTOLINK Electronics. It supports Gigabit networking and Easy Mesh functionality, offering multi-device connectivity and wireless expansion capabilities. The TOTOLINK X2000R Gh suffers from a buffer overflow vulnerability caused by the formPortFw method's failure to properly validate the length of input data. An attacker could exploit this vulnerability to execute arbitrary code on the system or cause a denial of service

Trust: 1.44

sources: NVD: CVE-2023-46555 // CNVD: CNVD-2025-23727

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-23727

AFFECTED PRODUCTS

vendor:totolinkmodel:x2000rscope:eqversion:1.0.0-b20230221.0948

Trust: 1.0

vendor:totolinkmodel:x2000r gh 1.0.0-b20230221.0948.webscope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2025-23727 // NVD: CVE-2023-46555

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2023-46555
value: CRITICAL

Trust: 1.0

134c704f-9b21-4f2e-91b3-4a467353bcc0: CVE-2023-46555
value: HIGH

Trust: 1.0

CNVD: CNVD-2025-23727
value: HIGH

Trust: 0.6

CNVD: CNVD-2025-23727
severity: HIGH
baseScore: 10.0
vectorString: AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2023-46555
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

134c704f-9b21-4f2e-91b3-4a467353bcc0: CVE-2023-46555
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

sources: CNVD: CNVD-2025-23727 // NVD: CVE-2023-46555 // NVD: CVE-2023-46555

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.0

sources: NVD: CVE-2023-46555

PATCH

title:Patch for TOTOLINK X2000R Gh formPortFw method buffer overflow vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/740966

Trust: 0.6

sources: CNVD: CNVD-2025-23727

EXTERNAL IDS

db:NVDid:CVE-2023-46555

Trust: 1.6

db:CNVDid:CNVD-2025-23727

Trust: 0.6

sources: CNVD: CNVD-2025-23727 // NVD: CVE-2023-46555

REFERENCES

url:https://github.com/xyiym/digging/blob/main/totolink/x2000r/3/1.md

Trust: 1.6

url:https://totolink.cn/home/menu/detail.html?menu_listtpl=download&id=85&ids=36

Trust: 1.0

sources: CNVD: CNVD-2025-23727 // NVD: CVE-2023-46555

SOURCES

db:CNVDid:CNVD-2025-23727
db:NVDid:CVE-2023-46555

LAST UPDATE DATE

2025-10-16T23:38:27.322000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-23727date:2025-10-15T00:00:00
db:NVDid:CVE-2023-46555date:2024-09-11T16:35:32.637

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-23727date:2025-10-13T00:00:00
db:NVDid:CVE-2023-46555date:2023-10-25T18:17:39.363