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ID

VAR-202506-0540


CVE

CVE-2025-5852


TITLE

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

Trust: 0.8

sources: JVNDB: JVNDB-2025-006554

DESCRIPTION

A vulnerability classified as critical has been found in Tenda AC6 15.03.05.16. Affected is the function formSetPPTPUserList of the file /goform/setPptpUserList. The manipulation of the argument list leads to buffer overflow. It is possible to launch the attack 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 and a classic buffer overflow vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. AC6 is a wireless router from China's Tenda Company. The vulnerability is caused by the parameter list in the file /goform/setPptpUserList 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-2025-5852 // JVNDB: JVNDB-2025-006554 // CNVD: CNVD-2025-12746

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-12746

AFFECTED PRODUCTS

vendor:tendamodel:ac6scope:eqversion:15.03.05.16

Trust: 1.0

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

vendor:jixiang tengdamodel:ac6scope:eqversion:15.03.05.16

Trust: 0.6

sources: CNVD: CNVD-2025-12746 // JVNDB: JVNDB-2025-006554 // NVD: CVE-2025-5852

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-5852
value: HIGH

Trust: 1.0

OTHER: JVNDB-2025-006554
value: HIGH

Trust: 0.8

CNVD: CNVD-2025-12746
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2025-5852
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-2025-006554
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-2025-12746
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-2025-5852
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-2025-006554
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-2025-12746 // JVNDB: JVNDB-2025-006554 // NVD: CVE-2025-5852

PROBLEMTYPE DATA

problemtype:CWE-119

Trust: 1.0

problemtype:CWE-120

Trust: 1.0

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

Trust: 0.8

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

Trust: 0.8

sources: JVNDB: JVNDB-2025-006554 // NVD: CVE-2025-5852

PATCH

title:Patch for Shenzhen Jixiang Tengda Technology Co., Ltd. AC6 /goform/setPptpUserList file buffer overflow vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/698831

Trust: 0.6

sources: CNVD: CNVD-2025-12746

EXTERNAL IDS

db:NVDid:CVE-2025-5852

Trust: 3.2

db:VULDBid:311598

Trust: 1.8

db:JVNDBid:JVNDB-2025-006554

Trust: 0.8

db:CNVDid:CNVD-2025-12746

Trust: 0.6

sources: CNVD: CNVD-2025-12746 // JVNDB: JVNDB-2025-006554 // NVD: CVE-2025-5852

REFERENCES

url:https://lavender-bicycle-a5a.notion.site/tenda-ac6-formsetpptpuserlist-20a53a41781f801280e7e2dbdbd8625c?source=copy_link

Trust: 2.4

url:https://vuldb.com/?id.311598

Trust: 1.8

url:https://vuldb.com/?submit.591392

Trust: 1.8

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

Trust: 1.8

url:https://vuldb.com/?ctiid.311598

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2025-5852

Trust: 0.8

sources: CNVD: CNVD-2025-12746 // JVNDB: JVNDB-2025-006554 // NVD: CVE-2025-5852

SOURCES

db:CNVDid:CNVD-2025-12746
db:JVNDBid:JVNDB-2025-006554
db:NVDid:CVE-2025-5852

LAST UPDATE DATE

2025-06-19T23:41:26.445000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-12746date:2025-06-18T00:00:00
db:JVNDBid:JVNDB-2025-006554date:2025-06-10T06:22:00
db:NVDid:CVE-2025-5852date:2025-06-09T19:04:20.593

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-12746date:2025-06-18T00:00:00
db:JVNDBid:JVNDB-2025-006554date:2025-06-10T00:00:00
db:NVDid:CVE-2025-5852date:2025-06-09T01:15:20.633