// For flags

CVE-2024-0538

Tenda W9 httpd formQosManage_auto stack-based overflow

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

A vulnerability has been found in Tenda W9 1.0.0.7(4456) and classified as critical. This vulnerability affects the function formQosManage_auto of the component httpd. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-250708. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Una vulnerabilidad ha sido encontrada en Tenda W9 1.0.0.7(4456) y clasificada como crítica. Esta vulnerabilidad afecta a la función formQosManage_auto del componente httpd. La manipulación del argumento ssidIndex provoca un desbordamiento de búfer en la región stack de la memoria. El ataque se puede iniciar de forma remota. La explotación ha sido divulgada al público y puede utilizarse. El identificador de esta vulnerabilidad es VDB-250708. NOTA: Se contactó primeramente con el proveedor sobre esta divulgación, pero no respondió de ninguna manera

In Tenda W9 1.0.0.7(4456) wurde eine kritische Schwachstelle gefunden. Dabei geht es um die Funktion formQosManage_auto der Komponente httpd. Durch das Manipulieren des Arguments ssidIndex mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

*Credits: jylsec
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2024-01-14 CVE Reserved
  • 2024-01-15 CVE Published
  • 2024-08-23 EPSS Updated
  • 2024-10-23 CVE Updated
  • 2024-10-23 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-121: Stack-based Buffer Overflow
  • CWE-787: Out-of-bounds Write
CAPEC
References (1)
URL Tag Source
URL Date SRC
https://github.com/jylsec/vuldb/blob/main/Tenda/W9/3/README.md 2024-10-23
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Tenda
Search vendor "Tenda"
 W9 Firmware
Search vendor "Tenda" for product "W9 Firmware"
 1.0.0.7\(4456\)
Search vendor "Tenda" for product "W9 Firmware" and version "1.0.0.7\(4456\)"
-
Affected
in Tenda
Search vendor "Tenda"
 W9
Search vendor "Tenda" for product "W9"
--
Safe