// For flags

CVE-2024-3764

Tuya SDK MQTT Packet denial of service

Severity Score

2.7
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

** DISPUTED ** A vulnerability classified as problematic has been found in Tuya SDK up to 5.0.x. Affected is an unknown function of the component MQTT Packet Handler. The manipulation leads to denial of service. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. Upgrading to version 5.1.0 is able to address this issue. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-260604. NOTE: The vendor explains that a malicious actor would have to crack TLS first or use a legitimate login to initiate the attack.

** DISPUTADA ** Se encontró una vulnerabilidad clasificada como problemática en Tuya Camera 3.2.9. Una función desconocida del componente MQTT Packet Handler es afectada por esta vulnerabilidad. La manipulación conduce a la denegación del servicio. Es posible lanzar el ataque de forma remota. El exploit ha sido divulgado al público y puede utilizarse. Por el momento todavía se duda de la existencia real de esta vulnerabilidad. Se recomienda actualizar el componente afectado. El identificador de esta vulnerabilidad es VDB-260604. NOTA: El proveedor explica que un actor malintencionado tendría que descifrar TLS primero o utilizar un inicio de sesión legítimo para iniciar el ataque.

Es wurde eine problematische Schwachstelle in Tuya SDK bis 5.0.x entdeckt. Betroffen hiervon ist ein unbekannter Ablauf der Komponente MQTT Packet Handler. Durch die Manipulation mit unbekannten Daten kann eine denial of service-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff über das Netzwerk. Der Exploit steht zur öffentlichen Verfügung. Die wahre Existenz der vermeintlichen Schwachstelle wird zur Zeit in Frage gestellt. Ein Aktualisieren auf die Version 5.1.0 vermag dieses Problem zu lösen. Als bestmögliche Massnahme wird das Einspielen eines Upgrades empfohlen.

*Credits: kaizheng
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
Multiple
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
Poc
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-04-14 CVE Reserved
  • 2024-04-14 CVE Published
  • 2024-04-15 EPSS Updated
  • 2024-08-26 CVE Updated
  • 2024-08-26 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-404: Improper Resource Shutdown or Release
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Tuya
Search vendor "Tuya"
SDK
Search vendor "Tuya" for product "SDK"
5.0
Search vendor "Tuya" for product "SDK" and version "5.0"
en
Affected