// For flags

CVE-2024-0541

Tenda W9 httpd formAddSysLogRule 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

-
*SSVC
Descriptions

A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been declared as critical. Affected by this vulnerability is the function formAddSysLogRule of the component httpd. The manipulation of the argument sysRulenEn leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-250711. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Se encontró una vulnerabilidad en Tenda W9 1.0.0.7(4456). Ha sido declarada crítica. La función formAddSysLogRule del componente httpd es afectada por esta vulnerabilidad. La manipulación del argumento sysRulenEn provoca un desbordamiento de búfer en la región stack de la memoria. El ataque se puede lanzar de forma remota. La explotación ha sido divulgada al público y puede utilizarse. El identificador asociado de esta vulnerabilidad es VDB-250711. 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 ausgemacht. Das betrifft die Funktion formAddSysLogRule der Komponente httpd. Durch Beeinflussen des Arguments sysRulenEn mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. 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:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2024-01-14 CVE Reserved
  • 2024-01-15 CVE Published
  • 2024-08-01 CVE Updated
  • 2024-08-01 First Exploit
  • 2024-08-23 EPSS Updated
  • ---------- 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/W9/6/README.md 2024-08-01
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