CVE-2020-24681

Name: CVE-2020-24681
Creator: NVD / NIST
Published: 2024-02-02T07:15:07.333+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.15%

Last modified Jun 17, 2026

CVE-2020-24681 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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. . EPSS estimates a 0.15% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.15%

4.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-732

Affected Software

Vendor	Product	Versions
Br-Automation	Automation Studio	>= 4.0, < 4.7.7.74
Br-Automation	Automation Studio	>= 4.8, < 4.8.6.30
Br-Automation	Automation Studio	>= 4.9, < 4.9.4.92

References

Timeline

Published: Feb 2, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24681?

How severe is CVE-2020-24681?

CVE-2020-24681 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24681?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-24681?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST