// For flags

CVE-2024-0535

Tenda PA6 httpd portmap cgiPortMapAdd 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 classified as critical was found in Tenda PA6 1.0.1.21. Affected by this vulnerability is the function cgiPortMapAdd of the file /portmap of the component httpd. The manipulation of the argument groupName 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 identifier VDB-250705 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Una vulnerabilidad fue encontrada en Tenda PA6 1.0.1.21 y clasificada como crítica. La función cgiPortMapAdd del archivo /portmap del componente httpd es afectada por esta vulnerabilidad. La manipulación del argumento groupName 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. A esta vulnerabilidad se le asignó el identificador VDB-250705. NOTA: Se contactó primeramente con el proveedor sobre esta divulgación, pero no respondió de ninguna manera

In Tenda PA6 1.0.1.21 wurde eine kritische Schwachstelle entdeckt. Es geht um die Funktion cgiPortMapAdd der Datei /portmap der Komponente httpd. Durch Manipulation des Arguments groupName mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann 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:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2024-01-14 CVE Reserved
  • 2024-01-15 CVE Published
  • 2024-07-22 EPSS Updated
  • 2024-08-01 CVE Updated
  • 2024-08-01 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-121: Stack-based Buffer Overflow
CAPEC
References (2)
URL Tag Source
https://vuldb.com/?id.250705 Technical Description
URL Date SRC
https://github.com/jylsec/vuldb/blob/main/Tenda/PA6/2/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
Tendacn
Search vendor "Tendacn"
 Pa6 Firmware
Search vendor "Tendacn" for product "Pa6 Firmware"
 1.0.1.21
Search vendor "Tendacn" for product "Pa6 Firmware" and version "1.0.1.21"
-
Affected
in Tendacn
Search vendor "Tendacn"
 Pa6
Search vendor "Tendacn" for product "Pa6"
--
Safe