CVE-2022-2791

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Emerson Electric's Proficy Machine Edition Version 9.00 and prior is vulnerable to CWE-434 Unrestricted Upload of File with Dangerous Type, and will upload any file written into the PLC logic folder to the connected PLC.

Emerson Electric's Proficy Machine Edition Versión versión 9.00 y anteriores, es vulnerable a la carga sin restricciones CWE-434 de archivos con tipo peligroso y cargará cualquier archivo escrito en la carpeta lógica del PLC al PLC conectado.

*Credits: Sharon Brizinov of Claroty Research

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

None

Integrity

High

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-08-11 CVE Reserved
2022-11-22 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-434: Unrestricted Upload of File with Dangerous Type

CAPEC

References (1)

URL	Tag	Source
https://www.cisa.gov/uscert/ics/advisories/icsa-22-228-06	Government Resource

URL	Date	SRC

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
Emerson Search vendor "Emerson"		Proficy Search vendor "Emerson" for product "Proficy"				<= 9.00 Search vendor "Emerson" for product "Proficy" and version " <= 9.00"		machine		Affected