Details of VAR-202508-2439

ID

VAR-202508-2439

CVE

CVE-2025-55606

TITLE

Shenzhen Tenda Technology Co.,Ltd. of AX3 Classic buffer overflow vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-012489

DESCRIPTION

Tenda AX3 V16.03.12.10_CN is vulnerable to Buffer Overflow in the fromAdvSetMacMtuWan function via the serverName parameter. Shenzhen Tenda Technology Co.,Ltd. of AX3 Firmware has a classic buffer overflow vulnerability.Service operation interruption (DoS) It may be in a state. The Tenda AX3 is a dual-band gigabit wireless router for home use, launched by Tenda Technology. It supports the Wi-Fi 6 (802.11ax) standard and emphasizes high-performance network coverage and stable connections. This vulnerability stems from the fact that the `serverName` parameter in the `fromAdvSetMacMtuWan` function fails to properly validate the length of the input data. Attackers can exploit this vulnerability to cause a denial-of-service attack

Trust: 2.16

sources: NVD: CVE-2025-55606 // JVNDB: JVNDB-2025-012489 // CNVD: CNVD-2025-28849

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-28849

AFFECTED PRODUCTS

vendor:	tenda	model:	ax3	scope:	eq	version:	16.03.12.10_cn	Trust: 1.0
vendor:	tenda	model:	ax3	scope:	eq	version:	ax3 firmware 16.03.12.10 cn	Trust: 0.8
vendor:	tenda	model:	ax3	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ax3	scope:	eq	version:	-	Trust: 0.8
vendor:	tenda	model:	ax3 16.03.12.10 cn	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2025-28849 // JVNDB: JVNDB-2025-012489 // NVD: CVE-2025-55606

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2025-55606
value:	HIGH
Trust: 1.0
134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-55606
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2025-55606
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2025-28849
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-28849
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

nvd@nist.gov:	CVE-2025-55606
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
134c704f-9b21-4f2e-91b3-4a467353bcc0:	CVE-2025-55606
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:	CVE-2025-55606
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-2025-28849 // JVNDB: JVNDB-2025-012489 // NVD: CVE-2025-55606 // NVD: CVE-2025-55606

PROBLEMTYPE DATA

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

sources: JVNDB: JVNDB-2025-012489 // NVD: CVE-2025-55606

EXTERNAL IDS

db:	NVD	id:	CVE-2025-55606	Trust: 3.2
db:	JVNDB	id:	JVNDB-2025-012489	Trust: 0.8
db:	CNVD	id:	CNVD-2025-28849	Trust: 0.6

sources: CNVD: CNVD-2025-28849 // JVNDB: JVNDB-2025-012489 // NVD: CVE-2025-55606

REFERENCES

url:	https://github.com/wudipjq/my_vuln/blob/main/tenda3/vuln_44/44.md	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2025-55606	Trust: 0.8

sources: CNVD: CNVD-2025-28849 // JVNDB: JVNDB-2025-012489 // NVD: CVE-2025-55606

SOURCES

db:	CNVD	id:	CNVD-2025-28849
db:	JVNDB	id:	JVNDB-2025-012489
db:	NVD	id:	CVE-2025-55606

LAST UPDATE DATE

2025-11-23T23:49:02.993000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2025-28849	date:	2025-11-20T00:00:00
db:	JVNDB	id:	JVNDB-2025-012489	date:	2025-08-27T06:54:00
db:	NVD	id:	CVE-2025-55606	date:	2025-09-26T12:53:45.360

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2025-28849	date:	2025-11-19T00:00:00
db:	JVNDB	id:	JVNDB-2025-012489	date:	2025-08-27T00:00:00
db:	NVD	id:	CVE-2025-55606	date:	2025-08-22T16:15:45.790