How severe is CVE-2021-22281?

CVE-2021-22281 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2021-22281 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22281?

CVE-2021-22281 affects Br-automation Automation Studio. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-22281?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2021-22281 have an EU (EUVD) identifier?

Yes. CVE-2021-22281 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-9427.

When was CVE-2021-22281 published?

CVE-2021-22281 was published on 2024-02-02 and last updated on 2026-06-17.

CVE-2021-22281

CVE-2021-22281 is a medium-severity vulnerability in Br-automation Automation Studio with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2021-9427
Weakness: CWE-22
Affected product: Br-automation Automation Studio
Published: 2024-02-02
Last modified: 2026-06-17

Description

: Relative Path Traversal vulnerability in B&R Industrial Automation Automation Studio allows Relative Path Traversal.This issue affects Automation Studio: from 4.0 through 4.12.

Frequently asked questions

What is CVE-2021-22281?: : Relative Path Traversal vulnerability in B&R Industrial Automation Automation Studio allows Relative Path Traversal.This issue affects Automation Studio: from 4.0 through 4.12.
How severe is CVE-2021-22281?: CVE-2021-22281 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-22281 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22281?: CVE-2021-22281 affects Br-automation Automation Studio. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-22281?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2021-22281 have an EU (EUVD) identifier?: Yes. CVE-2021-22281 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-9427.
When was CVE-2021-22281 published?: CVE-2021-22281 was published on 2024-02-02 and last updated on 2026-06-17.

References

https://www.br-automation.com/fileadmin/2021-11_ZipSlip_Vulnerability_in_Automation_Studio_Project_Import-b90d2f42.pdf

Affected products (1)

cpe:2.3:a:br-automation:automation_studio:*:*:*:*:*:*:*:*

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