CVE-2022-34759

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A CWE-787: Out-of-bounds Write vulnerability exists that could cause a denial of service of the webserver due to improper parsing of the HTTP Headers. Affected Products: X80 advanced RTU Communication Module (BMENOR2200H) (V1.0), OPC UA Modicon Communication Module (BMENUA0100) (V1.10 and prior)

Una CWE-787: Se presenta una vulnerabilidad de Escritura Fuera de Límites que podría causar una denegación de servicio del servidor web debido al análisis inapropiado de los encabezados HTTP. Productos afectados: X80 advanced RTU Communication Module (BMENOR2200H) (versión V1.0), OPC UA Modicon Communication Module (BMENUA0100) (versiones V1.10 y anteriores)

*Credits: N/A

CVSS Scores

NISTv3.1 7.5

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-06-28 CVE Reserved
2022-07-13 CVE Published
2024-02-03 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://download.schneider-electric.com/files?p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-193-01_OPC_UA_X80_Advanced_RTU_Modicon_Communication_Modules+_Security_Notification.pdf	2022-07-27

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Schneider-electric Search vendor "Schneider-electric"	Opc Ua Module For M580 Firmware Search vendor "Schneider-electric" for product "Opc Ua Module For M580 Firmware"	<= 1.10 Search vendor "Schneider-electric" for product "Opc Ua Module For M580 Firmware" and version " <= 1.10"	-	Affected	in	Schneider-electric Search vendor "Schneider-electric"	Opc Ua Module For M580 Search vendor "Schneider-electric" for product "Opc Ua Module For M580"	-	-	Safe
Schneider-electric Search vendor "Schneider-electric"	X80 Advanced Rtu Module Firmware Search vendor "Schneider-electric" for product "X80 Advanced Rtu Module Firmware"	1.0 Search vendor "Schneider-electric" for product "X80 Advanced Rtu Module Firmware" and version "1.0"	-	Affected	in	Schneider-electric Search vendor "Schneider-electric"	X80 Advanced Rtu Module Search vendor "Schneider-electric" for product "X80 Advanced Rtu Module"	-	-	Safe