// For flags

CVE-2023-7221

Totolink T6 HTTP POST Request main buffer 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 Totolink T6 4.1.9cu.5241_B20210923. It has been classified as critical. This affects the function main of the file /cgi-bin/cstecgi.cgi?action=login of the component HTTP POST Request Handler. The manipulation of the argument v41 leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-249855. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Se encontró una vulnerabilidad en Totolink T6 4.1.9cu.5241_B20210923. Ha sido clasificada como crítica. Esto afecta la función main del archivo /cgi-bin/cstecgi.cgi?action=login del componente HTTP POST Request Handler. La manipulación del argumento v41 provoca un desbordamiento de búfer. Es posible iniciar el ataque de forma remota. El exploit ha sido divulgado al público y puede utilizarse. El identificador asociado de esta vulnerabilidad es VDB-249855. NOTA: Se contactó primeramente con el proveedor sobre esta divulgación, pero no respondió de ninguna manera.

Es wurde eine Schwachstelle in Totolink T6 4.1.9cu.5241_B20210923 ausgemacht. Sie wurde als kritisch eingestuft. Es betrifft die Funktion main der Datei /cgi-bin/cstecgi.cgi?action=login der Komponente HTTP POST Request Handler. Dank Manipulation des Arguments v41 mit unbekannten Daten kann eine 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
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2024-01-07 CVE Reserved
  • 2024-01-09 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-08-02 First Exploit
  • 2024-10-12 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
References (2)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Totolink
Search vendor "Totolink"
T6 Firmware
Search vendor "Totolink" for product "T6 Firmware"
4.1.9cu.5241_b20210923
Search vendor "Totolink" for product "T6 Firmware" and version "4.1.9cu.5241_b20210923"
-
Affected
in Totolink
Search vendor "Totolink"
T6
Search vendor "Totolink" for product "T6"
--
Safe