CVE-2020-24681

Automation Studio and PVI Multiple incorrect permission assignments for services

State: Published
Severity: 8.2 High
Published: Feb 2, 2024
Updated: May 9, 2025
Reserved: Aug 26, 2020

Description

Incorrect Permission Assignment for Critical Resource vulnerability in B&R Industrial Automation Automation Studio allows Privilege Escalation.This issue affects Automation Studio: from 4.6.0 through 4.6.X, from 4.7.0 before 4.7.7 SP, from 4.8.0 before 4.8.6 SP, from 4.9.0 before 4.9.4 SP.

Scores

CVSS	Score	Vector	Source
3.1	8.2 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H	ABB

Weaknesses

CWE-732 Incorrect Permission Assignment for Critical Resource

Affected Products

Product	Versions
Automation StudioB&R Industrial Automation	4.6.0 through 4.6.xAffected 4.7.0 to before 4.7.7 SPAffected 4.8.0 to before 4.8.6 SPAffected 4.9.0 to before 4.9.4 SPAffected
NET/PVIB&R Industrial Automation	4.6.0 through 4.6.xAffected 4.7.0 to before 4.7.7Affected 4.8.0 to before 4.8.6Affected 4.9.0 to before 4.9.4Affected

References

https://www.br-automation.com/fileadmin/2021-14-BR-AS-NET-PVI-Service-Issues-c3710fbf.pdf

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