CVE-2026-5604

A security flaw has been discovered in Tenda CH22 1.0.0.1. The impacted element is the function formCertLocalPrecreate of the file /goform/CertLocalPrecreate of the component Parameter Handler. Performing a manipulation of the argument standard results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/Litengzheng/vuldb_new/blob/main/CH22/vul_52/README.md	Exploit Third Party Advisory
https://vuldb.com/submit/785032	Third Party Advisory
https://vuldb.com/vuln/355396	Third Party Advisory
https://vuldb.com/vuln/355396/cti	Permissions Required
https://www.tenda.com.cn/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:ch22_firmware:1.0.0.1:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ch22:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-04-05 23:16

Updated : 2026-07-24 20:10

NVD link : CVE-2026-5604

Mitre link : CVE-2026-5604

CVE.ORG link : CVE-2026-5604

JSON object : View

Products Affected

tenda

ch22_firmware
ch22

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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The impacted element is the function formCertLocalPrecreate of the file /goform/CertLocalPrecreate of the component Parameter Handler. Performing a manipulation of the argument standard results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks."}, {"lang": "es", "value": "Una falla de seguridad ha sido descubierta en Tenda CH22 1.0.0.1. El elemento afectado es la funci\u00f3n formCertLocalPrecreate del archivo /goform/CertLocalPrecreate del componente Gestor de Par\u00e1metros. Realizar una manipulaci\u00f3n del argumento standard resulta en un desbordamiento de b\u00fafer basado en pila. La explotaci\u00f3n remota del ataque es posible. El exploit ha sido liberado al p\u00fablico y puede ser utilizado para ataques."}], "lastModified": "2026-07-24T20:10:00.147", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tenda:ch22_firmware:1.0.0.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB66174F-9460-4B60-AC6B-1B8D5700D6A0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tenda:ch22:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "4B2CBA2D-54D0-4860-A4B4-2BF5238E76AE"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}