CVE-2023-7187

Totolink N350RT HTTP POST Request stack-based overflow

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A vulnerability was found in Totolink N350RT 9.3.5u.6139_B20201216. It has been rated as critical. This issue affects some unknown processing of the file /cgi-bin/cstecgi.cgi?action=login&flag=ie8 of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The exploit has been disclosed to the public and may be used. The identifier VDB-249389 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Se encontró una vulnerabilidad en Totolink N350RT 9.3.5u.6139_B20201216. Ha sido calificada como crítica. Este problema afecta un procesamiento desconocido del archivo /cgi-bin/cstecgi.cgi?action=login&flag=ie8 del componente HTTP POST Request Handler. La manipulación conduce a un desbordamiento de búfer en la región stack de la memoria. La explotación ha sido divulgada al público y puede utilizarse. A esta vulnerabilidad se le asignó el identificador VDB-249389. NOTA: Se contactó primeramente al proveedor sobre esta divulgación, pero no respondió de ninguna forma.

Eine Schwachstelle wurde in Totolink N350RT 9.3.5u.6139_B20201216 ausgemacht. Sie wurde als kritisch eingestuft. Hierbei geht es um eine nicht exakt ausgemachte Funktion der Datei /cgi-bin/cstecgi.cgi?action=login&flag=ie8 der Komponente HTTP POST Request Handler. Durch Manipulieren mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Exploit steht zur öffentlichen Verfügung.

*Credits: jylsec

CVSS Scores

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Attack Vector

Adjacent

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-12-30 CVE Reserved
2023-12-31 CVE Published
2024-08-02 CVE Updated
2024-08-02 First Exploit
2024-11-19 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-121: Stack-based Buffer Overflow

CAPEC

References (2)

URL	Tag	Source
https://vuldb.com/?id.249389	Technical Description

URL	Date	SRC
https://github.com/jylsec/vuldb/blob/main/TOTOLINK/N350RT/1/README.md	2024-08-02

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
Totolink Search vendor "Totolink"	N350rt Firmware Search vendor "Totolink" for product "N350rt Firmware"	9.3.5u.6139_b20201216 Search vendor "Totolink" for product "N350rt Firmware" and version "9.3.5u.6139_b20201216"	-	Affected	in	Totolink Search vendor "Totolink"	N350rt Search vendor "Totolink" for product "N350rt"	-	-	Safe