// For flags

CVE-2024-4249

Tenda i21 wifiSSIDget formwrlSSIDget stack-based overflow

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

A vulnerability was found in Tenda i21 1.0.0.14(4656). It has been classified as critical. Affected is the function formwrlSSIDget of the file /goform/wifiSSIDget. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-262140. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Se encontró una vulnerabilidad en Tenda i21 1.0.0.14(4656). Ha sido clasificada como crítica. La función formwrlSSIDget del fichero /goform/wifiSSIDget es afectada por la vulnerabilidad. La manipulación del argumento ssidIndex provoca un desbordamiento de búfer en la región stack de la memoria. Es posible lanzar el ataque de forma remota. El exploit ha sido divulgado al público y puede utilizarse. El identificador de esta vulnerabilidad es VDB-262140. NOTA: Se contactó primeramente con el proveedor sobre esta divulgación, pero no respondió de ninguna manera.

Es wurde eine kritische Schwachstelle in Tenda i21 1.0.0.14(4656) ausgemacht. Es betrifft die Funktion formwrlSSIDget der Datei /goform/wifiSSIDget. Durch Beeinflussen des Arguments ssidIndex 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: yhryhryhr_miemie
CVSS Scores
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
Poc
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2024-04-26 CVE Reserved
  • 2024-04-27 CVE Published
  • 2024-04-28 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
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Tenda
Search vendor "Tenda"
I21
Search vendor "Tenda" for product "I21"
1.0.0.14
Search vendor "Tenda" for product "I21" and version "1.0.0.14"
en
Affected