CVE-2021-41298

ECOA BAS controller - Improper Access Control

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

ECOA BAS controller is vulnerable to insecure direct object references that occur when the application provides direct access to objects based on user-supplied input. As a result of this vulnerability, attackers with general user's privilege can remotely bypass authorization and access the hidden resources in the system and execute privileged functionalities.

El controlador ECOA BAS es vulnerable a las referencias directas a objetos no seguro que se producen cuando la aplicación proporciona acceso directo a objetos basados en la entrada suministrada por el usuario. Como resultado de esta vulnerabilidad, unos atacantes con privilegio de usuario general pueden omitir la autorización de forma remota y acceder a los recursos ocultos del sistema y ejecutar funcionalidades privilegiadas

*Credits: N/A

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

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-09-15 CVE Reserved
2021-09-30 CVE Published
2023-04-23 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-284: Improper Access Control
CWE-639: Authorization Bypass Through User-Controlled Key

CAPEC

References (1)

URL	Tag	Source
https://www.twcert.org.tw/tw/cp-132-5134-39f74-1.html	Third Party Advisory

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
Ecoa Search vendor "Ecoa"	Ecs Router Controller-ecs Firmware Search vendor "Ecoa" for product "Ecs Router Controller-ecs Firmware"	-	-	Affected	in	Ecoa Search vendor "Ecoa"	Ecs Router Controller-ecs Search vendor "Ecoa" for product "Ecs Router Controller-ecs"	-	-	Safe
Ecoa Search vendor "Ecoa"	Riskbuster Firmware Search vendor "Ecoa" for product "Riskbuster Firmware"	-	-	Affected	in	Ecoa Search vendor "Ecoa"	Riskbuster Search vendor "Ecoa" for product "Riskbuster"	-	-	Safe
Ecoa Search vendor "Ecoa"		Riskterminator Search vendor "Ecoa" for product "Riskterminator"				-		-		Affected