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ID

VAR-202408-2398


CVE

CVE-2024-8226


TITLE

Shenzhen Tenda Technology Co.,Ltd.  of  o1  Out-of-bounds write vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2024-006931

DESCRIPTION

A vulnerability has been found in Tenda O1 1.0.0.7(10648) and classified as critical. Affected by this vulnerability is the function formSetCfm of the file /goform/setcfm. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. Shenzhen Tenda Technology Co.,Ltd. of o1 An out-of-bounds write vulnerability exists in firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. Tenda O1 is a dedicated bridge for elevator monitoring of China's Tenda Company. The vulnerability is caused by the fact that the funcpara1 parameter of the formSetCfm function in the /goform/setcfm file fails 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-2024-8226 // JVNDB: JVNDB-2024-006931 // CNVD: CNVD-2025-10437

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-10437

AFFECTED PRODUCTS

vendor:tendamodel:o1scope:eqversion:1.0.0.7\(10648\)

Trust: 1.0

vendor:tendamodel:o1scope:eqversion: -

Trust: 0.8

vendor:tendamodel:o1scope:eqversion:o1 firmware 1.0.0.7(10648)

Trust: 0.8

vendor:tendamodel:o1scope: - version: -

Trust: 0.8

vendor:tendamodel:o1scope:eqversion:1.0.0.7(10648)

Trust: 0.6

sources: CNVD: CNVD-2025-10437 // JVNDB: JVNDB-2024-006931 // NVD: CVE-2024-8226

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2024-8226
value: HIGH

Trust: 1.0

nvd@nist.gov: CVE-2024-8226
value: CRITICAL

Trust: 1.0

OTHER: JVNDB-2024-006931
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2025-10437
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2024-8226
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-2024-006931
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-2025-10437
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-2024-8226
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-2024-8226
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-2024-006931
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-2025-10437 // JVNDB: JVNDB-2024-006931 // NVD: CVE-2024-8226 // NVD: CVE-2024-8226

PROBLEMTYPE DATA

problemtype:CWE-121

Trust: 1.0

problemtype:CWE-787

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2024-006931 // NVD: CVE-2024-8226

EXTERNAL IDS

db:NVDid:CVE-2024-8226

Trust: 3.2

db:VULDBid:275935

Trust: 1.8

db:JVNDBid:JVNDB-2024-006931

Trust: 0.8

db:CNVDid:CNVD-2025-10437

Trust: 0.6

sources: CNVD: CNVD-2025-10437 // JVNDB: JVNDB-2024-006931 // NVD: CVE-2024-8226

REFERENCES

url:https://github.com/abcdefg-png/ahu-iot-vulnerable/blob/main/tenda/web-bridge/o1v1.1/formsetcfm.md

Trust: 1.8

url:https://vuldb.com/?id.275935

Trust: 1.8

url:https://vuldb.com/?submit.394009

Trust: 1.8

url:https://www.tenda.com.cn/

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2024-8226

Trust: 1.4

url:https://vuldb.com/?ctiid.275935

Trust: 1.0

sources: CNVD: CNVD-2025-10437 // JVNDB: JVNDB-2024-006931 // NVD: CVE-2024-8226

SOURCES

db:CNVDid:CNVD-2025-10437
db:JVNDBid:JVNDB-2024-006931
db:NVDid:CVE-2024-8226

LAST UPDATE DATE

2025-05-23T23:13:21.919000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-10437date:2025-05-22T00:00:00
db:JVNDBid:JVNDB-2024-006931date:2024-08-30T02:43:00
db:NVDid:CVE-2024-8226date:2024-08-29T00:13:44.260

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-10437date:2025-05-15T00:00:00
db:JVNDBid:JVNDB-2024-006931date:2024-08-30T00:00:00
db:NVDid:CVE-2024-8226date:2024-08-28T00:15:04.287