IM
IronMonkey Threat Research

CVE-2019-6854 HIGH

Published: 2020-01-06 | Last Modified: 2024-11-21 | Status: Modified

Description

A CWE-287: Improper Authentication vulnerability exists in a folder within EcoStruxure Geo SCADA Expert (ClearSCADA) -with initial releases before 1 January 2019- which could cause a low privilege user to delete or modify database, setting or certificate files. Those users must have access to the file system of that operating system to exploit this vulnerability. Affected versions in current support includes ClearSCADA 2017 R3, ClearSCADA 2017 R2, and ClearSCADA 2017.

Additional Descriptions (1)

CWE-287: Se presenta una vulnerabilidad de autenticación inapropiada en una carpeta dentro de EcoStruxure Geo SCADA Expert (ClearSCADA), con versiones iniciales anteriores al 1 de enero de 2019, lo que podría causar que un usuario con poco privilegio elimine o modifique archivos de bases de datos, configuraciones o certificados . Esos usuarios necesitan tener acceso al sistema de archivos de ese sistema operativo para explotar esta vulnerabilidad. Las versiones afectadas en el soporte actual incluyen ClearSCADA versión 2017 R3, ClearSCADA versión 2017 R2 y ClearSCADA versión 2017

CVSS Metrics

Base Score: 7.8 (HIGH)

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 1.8

Impact Score: 5.9

Base Score: 4.6 (MEDIUM)

AV:L/AC:L/Au:N/C:P/I:P/A:P

Access VectorLOCAL
Access ComplexityLOW
AuthenticationNONE
Confidentiality ImpactPARTIAL
Integrity ImpactPARTIAL
Availability ImpactPARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 3.9

Impact Score: 6.4

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-287
[email protected] Primary
en NVD-CWE-Other

Affected Products

Vendor Product Version Update Type
schneider-electric clearscada 2017 <built-in method update of dict object at 0x7e60bbd638c0> Application
schneider-electric clearscada 2017 <built-in method update of dict object at 0x7e60a8b7d680> Application
schneider-electric clearscada 2017 <built-in method update of dict object at 0x7e6111c1ce80> Application

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:schneider-electric:clearscada:2017:*:*:*:*:*:*:*
Yes cpe:2.3:a:schneider-electric:clearscada:2017:r2:*:*:*:*:*:*
Yes cpe:2.3:a:schneider-electric:clearscada:2017:r3:*:*:*:*:*:*

References

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