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ID

VAR-202604-0406


CVE

CVE-2026-5605


TITLE

Shenzhen Tenda Technology Co.,Ltd. of ch22  Multiple vulnerabilities in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2026-014305

DESCRIPTION

A weakness has been identified in Tenda CH22 1.0.0.1. This affects the function formWrlExtraSet of the file /goform/WrlExtraSet. Executing a manipulation of the argument GO can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. An exploit has been exposed and may be used to carry out attacks.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software may stop working completely

Trust: 1.62

sources: NVD: CVE-2026-5605 // JVNDB: JVNDB-2026-014305

AFFECTED PRODUCTS

vendor:tendamodel:ch22scope:eqversion:1.0.0.1

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vendor:tendamodel:ch22scope: - version: -

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vendor:tendamodel:ch22scope:eqversion: -

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vendor:tendamodel:ch22scope:eqversion:ch22 firmware 1.0.0.1

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sources: JVNDB: JVNDB-2026-014305 // NVD: CVE-2026-5605

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2026-5605
value: HIGH

Trust: 1.0

OTHER: JVNDB-2026-014305
value: HIGH

Trust: 0.8

cna@vuldb.com: CVE-2026-5605
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-2026-014305
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

cna@vuldb.com: CVE-2026-5605
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-2026-014305
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: JVNDB: JVNDB-2026-014305 // NVD: CVE-2026-5605

PROBLEMTYPE DATA

problemtype:CWE-121

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problemtype:CWE-119

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

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

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sources: JVNDB: JVNDB-2026-014305 // NVD: CVE-2026-5605

PATCH

title://vuldb.com/vuln/355397url:https://github.com/Litengzheng/vuldb_new/blob/main/CH22/vul_54/README.md

Trust: 0.8

sources: JVNDB: JVNDB-2026-014305

EXTERNAL IDS

db:NVDid:CVE-2026-5605

Trust: 2.6

db:JVNDBid:JVNDB-2026-014305

Trust: 0.8

sources: JVNDB: JVNDB-2026-014305 // NVD: CVE-2026-5605

REFERENCES

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

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url:https://vuldb.com/vuln/355397/cti

Trust: 1.0

url:https://vuldb.com/submit/785052

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url:https://vuldb.com/vuln/355397

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url:https://github.com/litengzheng/vuldb_new/blob/main/ch22/vul_54/readme.md

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url:https://nvd.nist.gov/vuln/detail/cve-2026-5605

Trust: 0.8

sources: JVNDB: JVNDB-2026-014305 // NVD: CVE-2026-5605

SOURCES

db:JVNDBid:JVNDB-2026-014305
db:NVDid:CVE-2026-5605

LAST UPDATE DATE

2026-06-19T22:48:44.902000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2026-014305date:2026-05-07T03:28:00
db:NVDid:CVE-2026-5605date:2026-04-30T20:45:30.283

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2026-014305date:2026-05-07T00:00:00
db:NVDid:CVE-2026-5605date:2026-04-06T00:16:19.213