Vulnerability identifier: #VU66571

Vulnerability risk: High

CVSSv3.1: 7.6 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-22289

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Automation Studio 4
Other software / Other software solutions

Vendor: B&R Industrial Automation GmbH

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input within the project upload. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the target system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Automation Studio 4: All versions

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External links
http://www.br-automation.com/downloads_br_productcatalogue/assets/1640529306294-en-original-1.0.pdf

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.