Details of VAR-202407-1619

ID

VAR-202407-1619

CVE

CVE-2024-40412

TITLE

Shenzhen Tenda Technology Co.,Ltd. of AX12 Stack-based buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2024-025791

DESCRIPTION

Tenda AX12 v1.0 v22.03.01.46 contains a stack overflow in the deviceList parameter of the sub_42E410 function. Shenzhen Tenda Technology Co.,Ltd. of AX12 A stack-based buffer overflow vulnerability exists in the firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The Tenda AX12 is a dual-band Gigabit Wi-Fi 6 wireless router designed for home users. It supports dual-band concurrent transmission and achieves speeds of up to 2976 Mbps. The Tenda AX12 suffers from a buffer overflow vulnerability caused by a bounds error when processing untrusted input in the deviceList parameter of the sub_42E410 function. An attacker could exploit this vulnerability to cause a denial of service

Trust: 2.16

sources: NVD: CVE-2024-40412 // JVNDB: JVNDB-2024-025791 // CNVD: CNVD-2025-18347

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-18347

AFFECTED PRODUCTS

vendor:	tenda	model:	ax12	scope:	eq	version:	22.03.01.46	Trust: 1.0
vendor:	tenda	model:	ax12	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ax12	scope:	eq	version:	-	Trust: 0.8
vendor:	tenda	model:	ax12	scope:	eq	version:	ax12 firmware 22.03.01.46	Trust: 0.8
vendor:	tenda	model:	ax12	scope:	eq	version:	v22.03.01.46	Trust: 0.6
vendor:	tenda	model:	ax12	scope:	eq	version:	1.0	Trust: 0.6

sources: CNVD: CNVD-2025-18347 // JVNDB: JVNDB-2024-025791 // NVD: CVE-2024-40412

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2024-40412
value:	MEDIUM
Trust: 1.0
OTHER:	JVNDB-2024-025791
value:	MEDIUM
Trust: 0.8
CNVD:	CNVD-2025-18347
value:	MEDIUM
Trust: 0.6

CNVD:	CNVD-2025-18347
severity:	MEDIUM
baseScore:	6.7
vectorString:	AV:A/AC:L/AU:S/C:P/I:P/A:C
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	COMPLETE
exploitabilityScore:	5.1
impactScore:	8.5
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2024-40412
baseSeverity:	MEDIUM
baseScore:	6.8
vectorString:	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	LOW
integrityImpact:	LOW
availabilityImpact:	HIGH
exploitabilityScore:	2.1
impactScore:	4.7
version:	3.1
Trust: 1.0
OTHER:	JVNDB-2024-025791
baseSeverity:	MEDIUM
baseScore:	6.8
vectorString:	CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
attackVector:	ADJACENT NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	LOW
integrityImpact:	LOW
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2025-18347 // JVNDB: JVNDB-2024-025791 // NVD: CVE-2024-40412

PROBLEMTYPE DATA

problemtype:	CWE-121	Trust: 1.0
problemtype:	Stack-based buffer overflow (CWE-121) [ others ]	Trust: 0.8

sources: JVNDB: JVNDB-2024-025791 // NVD: CVE-2024-40412

EXTERNAL IDS

db:	NVD	id:	CVE-2024-40412	Trust: 3.2
db:	JVNDB	id:	JVNDB-2024-025791	Trust: 0.8
db:	CNVD	id:	CNVD-2025-18347	Trust: 0.6

sources: CNVD: CNVD-2025-18347 // JVNDB: JVNDB-2024-025791 // NVD: CVE-2024-40412

REFERENCES

url:	https://static.tenda.com.cn/tdcweb/download/uploadfile/ax12/v22.03.01.46.zip	Trust: 2.4
url:	https://github.com/feng-zz-pwn/iot/blob/main/tenda%20ax12/1/readme.md	Trust: 1.0
url:	https://nvd.nist.gov/vuln/detail/cve-2024-40412	Trust: 0.8

sources: CNVD: CNVD-2025-18347 // JVNDB: JVNDB-2024-025791 // NVD: CVE-2024-40412

SOURCES

db:	CNVD	id:	CNVD-2025-18347
db:	JVNDB	id:	JVNDB-2024-025791
db:	NVD	id:	CVE-2024-40412

LAST UPDATE DATE

2025-08-15T23:17:31.009000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-18347	date:	2025-08-13T00:00:00
db:	JVNDB	id:	JVNDB-2024-025791	date:	2025-07-08T02:03:00
db:	NVD	id:	CVE-2024-40412	date:	2025-07-07T16:20:02.940

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-18347	date:	2025-08-12T00:00:00
db:	JVNDB	id:	JVNDB-2024-025791	date:	2025-07-08T00:00:00
db:	NVD	id:	CVE-2024-40412	date:	2024-07-10T16:15:04.290