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ID

VAR-202507-0458


CVE

CVE-2025-7422


TITLE

Shenzhen Tenda Technology Co.,Ltd.  of  o3  Buffer error vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2025-009095

DESCRIPTION

A vulnerability classified as critical has been found in Tenda O3V2 1.0.0.12(3880). Affected is the function setAutoReboot of the file /goform/setNetworkService of the component httpd. The manipulation of the argument week leads to stack-based 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 o3 The firmware contains a buffer error vulnerability and a stack-based 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 improper memory buffer operation restrictions. Remote attackers can use this vulnerability to submit special requests, which can cause the application to crash or execute arbitrary code

Trust: 2.16

sources: NVD: CVE-2025-7422 // JVNDB: JVNDB-2025-009095 // CNVD: CNVD-2025-16330

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-16330

AFFECTED PRODUCTS

vendor:tendamodel:o3scope:eqversion:1.0.0.12\(3880\)

Trust: 1.0

vendor:tendamodel:o3scope:eqversion: -

Trust: 0.8

vendor:tendamodel:o3scope:eqversion:o3 firmware 1.0.0.12(3880)

Trust: 0.8

vendor:tendamodel:o3scope: - version: -

Trust: 0.8

vendor:tendamodel:o3v2scope:eqversion:1.0.0.12(3880)

Trust: 0.6

sources: CNVD: CNVD-2025-16330 // JVNDB: JVNDB-2025-009095 // NVD: CVE-2025-7422

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2025-7422
value: HIGH

Trust: 1.0

OTHER: JVNDB-2025-009095
value: HIGH

Trust: 0.8

CNVD: CNVD-2025-16330
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2025-7422
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-2025-009095
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-2025-16330
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-2025-7422
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-2025-009095
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-2025-16330 // JVNDB: JVNDB-2025-009095 // NVD: CVE-2025-7422

PROBLEMTYPE DATA

problemtype:CWE-119

Trust: 1.0

problemtype:CWE-121

Trust: 1.0

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

Trust: 0.8

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

Trust: 0.8

sources: JVNDB: JVNDB-2025-009095 // NVD: CVE-2025-7422

EXTERNAL IDS

db:NVDid:CVE-2025-7422

Trust: 3.2

db:VULDBid:315882

Trust: 1.8

db:JVNDBid:JVNDB-2025-009095

Trust: 0.8

db:CNVDid:CNVD-2025-16330

Trust: 0.6

sources: CNVD: CNVD-2025-16330 // JVNDB: JVNDB-2025-009095 // NVD: CVE-2025-7422

REFERENCES

url:https://github.com/wudipjq/my_vuln/blob/main/tenda3/vuln_55/55.md

Trust: 1.8

url:https://github.com/wudipjq/my_vuln/blob/main/tenda3/vuln_55/55.md#poc

Trust: 1.8

url:https://vuldb.com/?id.315882

Trust: 1.8

url:https://vuldb.com/?submit.608868

Trust: 1.8

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

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2025-7422

Trust: 1.4

url:https://vuldb.com/?ctiid.315882

Trust: 1.0

sources: CNVD: CNVD-2025-16330 // JVNDB: JVNDB-2025-009095 // NVD: CVE-2025-7422

SOURCES

db:CNVDid:CNVD-2025-16330
db:JVNDBid:JVNDB-2025-009095
db:NVDid:CVE-2025-7422

LAST UPDATE DATE

2025-07-20T23:29:21.381000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-16330date:2025-07-18T00:00:00
db:JVNDBid:JVNDB-2025-009095date:2025-07-17T05:02:00
db:NVDid:CVE-2025-7422date:2025-07-16T16:43:32.170

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-16330date:2025-07-18T00:00:00
db:JVNDBid:JVNDB-2025-009095date:2025-07-17T00:00:00
db:NVDid:CVE-2025-7422date:2025-07-11T01:15:30.750