// For flags

CVE-2024-0572

Totolink LR1200GB cstecgi.cgi setOpModeCfg 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, which was classified as critical, was found in Totolink LR1200GB 9.1.0u.6619_B20230130. Affected is the function setOpModeCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument pppoeUser 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-250788. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Una vulnerabilidad fue encontrada en Totolink LR1200GB 9.1.0u.6619_B20230130 y clasificada como crítica. La función setOpModeCfg del fichero /cgi-bin/cstecgi.cgi es afectada por la vulnerabilidad. La manipulación del argumento pppoeUser provoca un desbordamiento de búfer en la región stack de la memoria. Es posible lanzar el ataque de forma remota. La explotación ha sido divulgada al público y puede utilizarse. El identificador de esta vulnerabilidad es VDB-250788. NOTA: Se contactó primeramente con el proveedor sobre esta divulgación, pero no respondió de ninguna manera.

Es wurde eine Schwachstelle in Totolink LR1200GB 9.1.0u.6619_B20230130 gefunden. Sie wurde als kritisch eingestuft. Dabei betrifft es die Funktion setOpModeCfg der Datei /cgi-bin/cstecgi.cgi. Durch Beeinflussen des Arguments pppoeUser mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei 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
  • 2024-01-16 CVE Reserved
  • 2024-01-16 CVE Published
  • 2024-08-01 CVE Updated
  • 2024-08-01 First Exploit
  • 2024-12-17 EPSS Updated
  • ---------- 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
Totolink
Search vendor "Totolink"
 Lr1200gb Firmware
Search vendor "Totolink" for product "Lr1200gb Firmware"
 9.1.0u.6619_b20230130
Search vendor "Totolink" for product "Lr1200gb Firmware" and version "9.1.0u.6619_b20230130"
-
Affected
in Totolink
Search vendor "Totolink"
 Lr1200gb
Search vendor "Totolink" for product "Lr1200gb"
--
Safe