// For flags

CVE-2024-4020

Tenda FH1206 addressNat fromAddressNat buffer 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 FH1206 1.2.0.8(8155) and classified as critical. This issue affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument entrys leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-261671. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Una vulnerabilidad fue encontrada en Tenda FH1206 1.2.0.8(8155) y clasificada como crítica. Este problema afecta la función fromAddressNat del archivo /goform/addressNat. La manipulación de las entradas de argumentos provoca un desbordamiento del búfer. El ataque puede iniciarse de forma remota. El exploit ha sido divulgado al público y puede utilizarse. El identificador asociado de esta vulnerabilidad es VDB-261671. NOTA: Se contactó primeramente con el proveedor sobre esta divulgación, pero no respondió de ninguna manera.

Eine kritische Schwachstelle wurde in Tenda FH1206 1.2.0.8(8155) gefunden. Es geht hierbei um die Funktion fromAddressNat der Datei /goform/addressNat. Durch die Manipulation des Arguments entrys mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung.

*Credits: ta0lve
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
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2024-04-20 CVE Reserved
  • 2024-04-20 CVE Published
  • 2024-04-21 EPSS Updated
  • 2024-08-01 CVE Updated
  • 2024-08-01 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic 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"
FH1206
Search vendor "Tenda" for product "FH1206"
1.2.0.8
Search vendor "Tenda" for product "FH1206" and version "1.2.0.8"
en
Affected