CVE-2023-49140

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

Denial-of-service (DoS) vulnerability exists in commplex-link service of HMI GC-A2 series. If a remote unauthenticated attacker sends a specially crafted packets to specific ports, a denial-of-service (DoS) condition may occur.

Existe una vulnerabilidad de Denegación de Servicio (DoS) en el servicio de enlace complejo de la serie HMI GC-A2. Si un atacante remoto no autenticado envía paquetes especialmente manipulados a puertos específicos, puede producirse una condición de Denegación de Servicio (DoS).

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-11-30 CVE Reserved
2023-12-12 CVE Published
2024-10-08 CVE Updated
2025-01-13 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-400: Uncontrolled Resource Consumption

CAPEC

References (2)

URL	Tag	Source
https://jvn.jp/en/jp/JVN34145838	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.electronics.jtekt.co.jp/en/topics/202312116562	2023-12-14

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Jtekt Search vendor "Jtekt"	Gc-a22w-cw Firmware Search vendor "Jtekt" for product "Gc-a22w-cw Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a22w-cw Search vendor "Jtekt" for product "Gc-a22w-cw"	-	-	Safe
Jtekt Search vendor "Jtekt"	Gc-a24w-c\(w\) Firmware Search vendor "Jtekt" for product "Gc-a24w-c\(w\) Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a24w-c\(w\) Search vendor "Jtekt" for product "Gc-a24w-c\(w\)"	-	-	Safe
Jtekt Search vendor "Jtekt"	Gc-a26w-c\(w\) Firmware Search vendor "Jtekt" for product "Gc-a26w-c\(w\) Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a26w-c\(w\) Search vendor "Jtekt" for product "Gc-a26w-c\(w\)"	-	-	Safe
Jtekt Search vendor "Jtekt"	Gc-a24 Firmware Search vendor "Jtekt" for product "Gc-a24 Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a24 Search vendor "Jtekt" for product "Gc-a24"	-	-	Safe
Jtekt Search vendor "Jtekt"	Gc-a24-m Firmware Search vendor "Jtekt" for product "Gc-a24-m Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a24-m Search vendor "Jtekt" for product "Gc-a24-m"	-	-	Safe
Jtekt Search vendor "Jtekt"	Gc-a25 Firmware Search vendor "Jtekt" for product "Gc-a25 Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a25 Search vendor "Jtekt" for product "Gc-a25"	-	-	Safe
Jtekt Search vendor "Jtekt"	Gc-a26 Firmware Search vendor "Jtekt" for product "Gc-a26 Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a26 Search vendor "Jtekt" for product "Gc-a26"	-	-	Safe
Jtekt Search vendor "Jtekt"	Gc-a26-j2 Firmware Search vendor "Jtekt" for product "Gc-a26-j2 Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a26-j2 Search vendor "Jtekt" for product "Gc-a26-j2"	-	-	Safe
Jtekt Search vendor "Jtekt"	Gc-a27-c Firmware Search vendor "Jtekt" for product "Gc-a27-c Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a27-c Search vendor "Jtekt" for product "Gc-a27-c"	-	-	Safe
Jtekt Search vendor "Jtekt"	Gc-a28-c Firmware Search vendor "Jtekt" for product "Gc-a28-c Firmware"	*	-	Affected	in	Jtekt Search vendor "Jtekt"	Gc-a28-c Search vendor "Jtekt" for product "Gc-a28-c"	-	-	Safe