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CVE-2020-24681— Automation Studio and PVI Multiple incorrect permission assignments for services

Quick assessment

Affected
B&R Industrial Automation Automation Studio
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

B&R Industrial Automation GmbH B&R Industrial Automation Studio是奥地利贝加莱工业自动化（B&R Industrial Automation GmbH）公司的一套集成开发环境（IDE），用于开发和编程其自动化解决方案。 B&R Industrial Automation Studio 4.6.0到4.6.X版本、4.7.0到4.7.7 SP版本、4.8.0到4.8.6 SP版本、4.9.0到4.9.4 SP版本存在安全漏洞，该漏洞源于关键资源的

CVSS 8.2 · High EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2020-24681

Vulnerability Information
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Vulnerability Title
Automation Studio and PVI Multiple incorrect permission assignments for services
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键资源的不正确权限授予
Source: CVE Program / CVE List V5
Vulnerability Title
B&R Industrial Automation Studio 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
B&R Industrial Automation GmbH B&R Industrial Automation Studio是奥地利贝加莱工业自动化（B&R Industrial Automation GmbH）公司的一套集成开发环境（IDE），用于开发和编程其自动化解决方案。 B&R Industrial Automation Studio 4.6.0到4.6.X版本、4.7.0到4.7.7 SP版本、4.8.0到4.8.6 SP版本、4.9.0到4.9.4 SP版本存在安全漏洞，该漏洞源于关键资源的
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
B&R Industrial Automation Automation Studio 4.6.0 ~ 4.6.x -
B&R Industrial Automation NET/PVI 4.6.0 ~ 4.6.x -

II. Public POCs for CVE-2020-24681

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III. Intelligence Information for CVE-2020-24681

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Other References for CVE-2020-24681 (1)

Same Patch Batch · B&R Industrial Automation · 2024-02-02 · 4 CVEs total

CVE-2021-22282 8.3 HIGH RCE in B&R Automation Studio with crafted project files
CVE-2020-24682 7.2 HIGH Automation Studio and PVI Multiple unquoted service path vulnerabilities
CVE-2021-22281 6.3 MEDIUM Zip Slip Vulnerability in B&R Automation Studio Project Import

IV. Related Vulnerabilities

Same product: Automation Studio
Same vendor: B&R Industrial Automation
Same weakness: CWE-732

V. Comments for CVE-2020-24681

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