Details of VAR-202601-3745

ID

VAR-202601-3745

CVE

CVE-2025-70646

TITLE

Shenzhen Tenda Technology Co.,Ltd. of ax1803 Stack-based buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2026-001990

DESCRIPTION

Tenda AX1803 v1.0.0.1 was discovered to contain a stack overflow in the security parameter of the sub_72290 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request. DoS ) can be caused.Information handled by the software will not be leaked to the outside. Information handled by the software will not be rewritten. In addition, the software may stop functioning completely. Furthermore, attacks that exploit this vulnerability will not affect other software

Trust: 1.62

sources: NVD: CVE-2025-70646 // JVNDB: JVNDB-2026-001990

AFFECTED PRODUCTS

vendor:	tenda	model:	ax1803	scope:	eq	version:	1.0.0.1	Trust: 1.0
vendor:	tenda	model:	ax1803	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ax1803	scope:	eq	version:	ax1803 firmware 1.0.0.1	Trust: 0.8
vendor:	tenda	model:	ax1803	scope:	eq	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2026-001990 // NVD: CVE-2025-70646

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-70646
value:	HIGH
Trust: 1.0
OTHER:	JVNDB-2026-001990
value:	HIGH
Trust: 0.8

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-70646
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
OTHER:	JVNDB-2026-001990
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/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:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: JVNDB: JVNDB-2026-001990 // NVD: CVE-2025-70646

PROBLEMTYPE DATA

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

sources: JVNDB: JVNDB-2026-001990 // NVD: CVE-2025-70646

PATCH

title:

VulnbyCola/Tenda/AX-1803/5/1.md at main 0-fool/VulnbyCola GitHub

url:

https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-1803/5/1.md

Trust: 0.8

sources: JVNDB: JVNDB-2026-001990

EXTERNAL IDS

db:	NVD	id:	CVE-2025-70646	Trust: 2.6
db:	JVNDB	id:	JVNDB-2026-001990	Trust: 0.8

sources: JVNDB: JVNDB-2026-001990 // NVD: CVE-2025-70646

REFERENCES

url:	https://github.com/0-fool/vulnbycola/blob/main/tenda/ax-1803/5/1.md	Trust: 1.0
url:	https://nvd.nist.gov/vuln/detail/cve-2025-70646	Trust: 0.8

sources: JVNDB: JVNDB-2026-001990 // NVD: CVE-2025-70646

SOURCES

db:	JVNDB	id:	JVNDB-2026-001990
db:	NVD	id:	CVE-2025-70646

LAST UPDATE DATE

2026-01-29T19:41:17.913000+00:00

SOURCES UPDATE DATE

db:	JVNDB	id:	JVNDB-2026-001990	date:	2026-01-28T03:34:00
db:	NVD	id:	CVE-2025-70646	date:	2026-01-26T21:00:37.263

SOURCES RELEASE DATE

db:	JVNDB	id:	JVNDB-2026-001990	date:	2026-01-28T00:00:00
db:	NVD	id:	CVE-2025-70646	date:	2026-01-21T17:16:06.967