Details of VAR-202507-0126

ID

VAR-202507-0126

CVE

CVE-2025-50263

TITLE

Shenzhen Tenda Technology Co.,Ltd. of AC6 Classic buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-008139

DESCRIPTION

Tenda AC6 v15.03.05.16_multi is vulnerable to Buffer Overflow in the fromSetRouteStatic function via the list parameter. Shenzhen Tenda Technology Co.,Ltd. of AC6 Firmware has a classic buffer overflow vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The vulnerability is caused by the list parameter in the fromSetRouteStatic function failing to correctly verify the length of the input data. No detailed vulnerability details are currently provided

Trust: 2.16

sources: NVD: CVE-2025-50263 // JVNDB: JVNDB-2025-008139 // CNVD: CNVD-2025-15719

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-15719

AFFECTED PRODUCTS

vendor:	tenda	model:	ac6	scope:	eq	version:	15.03.05.16_multi	Trust: 1.0
vendor:	tenda	model:	ac6	scope:	eq	version:	ac6 firmware 15.03.05.16 multi	Trust: 0.8
vendor:	tenda	model:	ac6	scope:	eq	version:	-	Trust: 0.8
vendor:	tenda	model:	ac6	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ac6 15.03.05.16 multi	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2025-15719 // JVNDB: JVNDB-2025-008139 // NVD: CVE-2025-50263

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-50263
value:	HIGH
Trust: 1.0
OTHER:	JVNDB-2025-008139
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2025-15719
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-15719
severity:	HIGH
baseScore:	7.6
vectorString:	AV:N/AC:H/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	HIGH
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	4.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-50263
baseSeverity:	HIGH
baseScore:	8.1
vectorString:	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	HIGH
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.2
impactScore:	5.9
version:	3.1
Trust: 1.0
OTHER:	JVNDB-2025-008139
baseSeverity:	HIGH
baseScore:	8.1
vectorString:	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	HIGH
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-2025-15719 // JVNDB: JVNDB-2025-008139 // NVD: CVE-2025-50263

PROBLEMTYPE DATA

problemtype:	CWE-120	Trust: 1.0
problemtype:	Classic buffer overflow (CWE-120) [ others ]	Trust: 0.8

sources: JVNDB: JVNDB-2025-008139 // NVD: CVE-2025-50263

PATCH

title:

Patch for Tenda AC6 fromSetRouteStatic function buffer overflow vulnerability

url:

https://www.cnvd.org.cn/patchInfo/show/709066

Trust: 0.6

sources: CNVD: CNVD-2025-15719

EXTERNAL IDS

db:	NVD	id:	CVE-2025-50263	Trust: 3.2
db:	JVNDB	id:	JVNDB-2025-008139	Trust: 0.8
db:	CNVD	id:	CNVD-2025-15719	Trust: 0.6

sources: CNVD: CNVD-2025-15719 // JVNDB: JVNDB-2025-008139 // NVD: CVE-2025-50263

REFERENCES

url:	https://github.com/faqiadegege/iotvuln/blob/main/tendaac6_setstaticroutecfg_list_overflow/detail.md	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2025-50263	Trust: 0.8

sources: CNVD: CNVD-2025-15719 // JVNDB: JVNDB-2025-008139 // NVD: CVE-2025-50263

SOURCES

db:	CNVD	id:	CNVD-2025-15719
db:	JVNDB	id:	JVNDB-2025-008139
db:	NVD	id:	CVE-2025-50263

LAST UPDATE DATE

2025-07-17T23:50:11.062000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-15719	date:	2025-07-15T00:00:00
db:	JVNDB	id:	JVNDB-2025-008139	date:	2025-07-08T02:14:00
db:	NVD	id:	CVE-2025-50263	date:	2025-07-07T14:40:36.470

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-15719	date:	2025-07-15T00:00:00
db:	JVNDB	id:	JVNDB-2025-008139	date:	2025-07-08T00:00:00
db:	NVD	id:	CVE-2025-50263	date:	2025-07-03T14:15:32.923