Details of VAR-202508-2347

ID

VAR-202508-2347

CVE

CVE-2025-55482

TITLE

Shenzhen Tenda Technology Co.,Ltd. of AC6 Stack-based buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-012493

DESCRIPTION

Tenda AC6 V15.03.06.23_multi is vulnerable to Buffer Overflow in the formSetCfm function. Shenzhen Tenda Technology Co.,Ltd. of AC6 A stack-based buffer overflow vulnerability exists in the firmware.Service operation interruption (DoS) It may be in a state. It supports both IPv4 and IPv6 protocols, utilizes the 802.11ac/n wireless standard, and offers a wireless transmission rate of 1167 Mbps. The Tenda AC6 suffers from a buffer overflow vulnerability caused by the formSetCfm function's failure to properly validate the length of input data. An attacker could exploit this vulnerability to cause a denial of service

Trust: 2.16

sources: NVD: CVE-2025-55482 // JVNDB: JVNDB-2025-012493 // CNVD: CNVD-2025-20145

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-20145

AFFECTED PRODUCTS

vendor:	tenda	model:	ac6	scope:	eq	version:	15.03.06.23_multi	Trust: 1.0
vendor:	tenda	model:	ac6	scope:	eq	version:	-	Trust: 0.8
vendor:	tenda	model:	ac6	scope:	eq	version:	ac6 firmware 15.03.06.23 multi	Trust: 0.8
vendor:	tenda	model:	ac6	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ac6 v15.03.06.23 multi	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2025-20145 // JVNDB: JVNDB-2025-012493 // NVD: CVE-2025-55482

CVSS

SEVERITY

CVSSV2

CVSSV3

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-55482
value:	HIGH
Trust: 1.0
OTHER:	JVNDB-2025-012493
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2025-20145
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-20145
severity:	HIGH
baseScore:	7.8
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-55482
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-2025-012493
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: CNVD: CNVD-2025-20145 // JVNDB: JVNDB-2025-012493 // NVD: CVE-2025-55482

PROBLEMTYPE DATA

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

sources: JVNDB: JVNDB-2025-012493 // NVD: CVE-2025-55482

EXTERNAL IDS

db:	NVD	id:	CVE-2025-55482	Trust: 3.2
db:	JVNDB	id:	JVNDB-2025-012493	Trust: 0.8
db:	CNVD	id:	CNVD-2025-20145	Trust: 0.6

sources: CNVD: CNVD-2025-20145 // JVNDB: JVNDB-2025-012493 // NVD: CVE-2025-55482

REFERENCES

url:	https://github.com/solitarygrass/iot_vuln/blob/main/tenda/ac6/ac6v2.0rtl_v15.03.06.23/formsetcfm/poc.md	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2025-55482	Trust: 0.8

sources: CNVD: CNVD-2025-20145 // JVNDB: JVNDB-2025-012493 // NVD: CVE-2025-55482

SOURCES

db:	CNVD	id:	CNVD-2025-20145
db:	JVNDB	id:	JVNDB-2025-012493
db:	NVD	id:	CVE-2025-55482

LAST UPDATE DATE

2025-09-06T00:12:57.143000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-20145	date:	2025-09-03T00:00:00
db:	JVNDB	id:	JVNDB-2025-012493	date:	2025-08-27T06:54:00
db:	NVD	id:	CVE-2025-55482	date:	2025-08-25T01:32:34.970

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-20145	date:	2025-09-02T00:00:00
db:	JVNDB	id:	JVNDB-2025-012493	date:	2025-08-27T00:00:00
db:	NVD	id:	CVE-2025-55482	date:	2025-08-20T15:15:34.480