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ID

VAR-202506-0479


CVE

CVE-2025-5853


TITLE

Shenzhen Tenda Technology Co.,Ltd.  of  AC6  Buffer error vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-006528

DESCRIPTION

A vulnerability classified as critical was found in Tenda AC6 15.03.05.16. Affected by this vulnerability is the function formSetSafeWanWebMan of the file /goform/SetRemoteWebCfg. The manipulation of the argument remoteIp leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Shenzhen Tenda Technology Co.,Ltd. of AC6 The firmware contains a buffer error vulnerability, a stack-based buffer overflow vulnerability, and an out-of-bounds write 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 parameter remoteIp in the file /goform/SetRemoteWebCfg failing to correctly verify the length of the input data. Remote attackers can exploit this vulnerability to execute arbitrary code on the system or cause a denial of service attack

Trust: 2.16

sources: NVD: CVE-2025-5853 // JVNDB: JVNDB-2025-006528 // CNVD: CNVD-2025-15712

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-15712

AFFECTED PRODUCTS

vendor:tendamodel:ac6scope:eqversion:15.03.05.16

Trust: 1.6

vendor:tendamodel:ac6scope:eqversion:ac6 firmware 15.03.05.16

Trust: 0.8

vendor:tendamodel:ac6scope: - version: -

Trust: 0.8

vendor:tendamodel:ac6scope:eqversion: -

Trust: 0.8

sources: CNVD: CNVD-2025-15712 // JVNDB: JVNDB-2025-006528 // NVD: CVE-2025-5853

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-5853
value: HIGH

Trust: 1.0

OTHER: JVNDB-2025-006528
value: HIGH

Trust: 0.8

CNVD: CNVD-2025-15712
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2025-5853
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

OTHER: JVNDB-2025-006528
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

CNVD: CNVD-2025-15712
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

cna@vuldb.com: CVE-2025-5853
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

OTHER: JVNDB-2025-006528
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2025-15712 // JVNDB: JVNDB-2025-006528 // NVD: CVE-2025-5853

PROBLEMTYPE DATA

problemtype:CWE-121

Trust: 1.0

problemtype:CWE-119

Trust: 1.0

problemtype:CWE-787

Trust: 1.0

problemtype:Buffer error (CWE-119) [ others ]

Trust: 0.8

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

Trust: 0.8

problemtype: Out-of-bounds writing (CWE-787) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2025-006528 // NVD: CVE-2025-5853

PATCH

title:Patch for Tenda AC6 /goform/SetRemoteWebCfg file buffer overflow vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/706151

Trust: 0.6

sources: CNVD: CNVD-2025-15712

EXTERNAL IDS

db:NVDid:CVE-2025-5853

Trust: 3.2

db:VULDBid:311599

Trust: 1.8

db:JVNDBid:JVNDB-2025-006528

Trust: 0.8

db:CNVDid:CNVD-2025-15712

Trust: 0.6

sources: CNVD: CNVD-2025-15712 // JVNDB: JVNDB-2025-006528 // NVD: CVE-2025-5853

REFERENCES

url:https://lavender-bicycle-a5a.notion.site/tenda-ac6-formsetsafewanwebman-20a53a41781f80f1a3ebc7931f32a29f?source=copy_link

Trust: 2.4

url:https://vuldb.com/?id.311599

Trust: 1.8

url:https://vuldb.com/?submit.591419

Trust: 1.8

url:https://www.tenda.com.cn/

Trust: 1.8

url:https://vuldb.com/?ctiid.311599

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2025-5853

Trust: 0.8

sources: CNVD: CNVD-2025-15712 // JVNDB: JVNDB-2025-006528 // NVD: CVE-2025-5853

SOURCES

db:CNVDid:CNVD-2025-15712
db:JVNDBid:JVNDB-2025-006528
db:NVDid:CVE-2025-5853

LAST UPDATE DATE

2025-07-17T23:45:35.466000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-15712date:2025-07-15T00:00:00
db:JVNDBid:JVNDB-2025-006528date:2025-06-10T01:55:00
db:NVDid:CVE-2025-5853date:2025-06-09T19:04:03.967

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-15712date:2025-07-08T00:00:00
db:JVNDBid:JVNDB-2025-006528date:2025-06-10T00:00:00
db:NVDid:CVE-2025-5853date:2025-06-09T01:15:21.583