CVE-2021-22280 DLL Hijacking Vulnerability in Automation Studio
An authenticated local attacker can execute arbitrary code via DLL hijacking in B&R Automation Studio.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-22280?
CVE-2021-22280 is a high-severity vulnerability in B&R Industrial Automation Automation Studio, published on 14 May 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Improper DLL loading algorithms in B&R Automation Studio versions >=4.0 and <4.12 may allow an authenticated local attacker to execute code in the context of the product.
Which versions are affected by CVE-2021-22280?
It affects 1 product.
Products include Br-Automation Automation Studio.
How do I fix CVE-2021-22280?
No fix has been published for CVE-2021-22280 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-22280 being exploited?
There is no known exploitation of CVE-2021-22280 in the wild and no public exploit code.
Other vulnerabilities in B&R Industrial Automation Automation Studio
- CVE-2024-0220 B&R products use insufficient communication encryption
- CVE-2021-22282 RCE in B&R Automation Studio with crafted project files
- CVE-2020-24681 Automation Studio and PVI Multiple incorrect permission assignments for services
- CVE-2019-19100 Privilege escalation via B&R Automation Studio upgrade service
- CVE-2019-19101 Incomplete communication encryption and validation in B&R Automation Studio upgrade service
Sources
Also known as GHSA-x53h-2cjp-mwcx.