CVE-2016-8354 Code injection in Schneider Electric Unity PRO Control prior to V11.1
Attackers can execute arbitrary code by crafting a malicious Unity project file that exploits the PLC Simulator's direct execution of x86 instructions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2016-8354?
CVE-2016-8354 is a high-severity code injection vulnerability in Schneider Electric Unity PRO Control prior to V11.1, published on 13 Feb 2017. 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
An issue was discovered in Schneider Electric Unity PRO prior to V11.1. Unity projects can be compiled as x86 instructions and loaded onto the PLC Simulator delivered with Unity PRO. These x86 instructions are subsequently executed directly by the simulator. A specially crafted patched Unity project file can make the simulator execute malicious code by redirecting the control flow of these instructions.
Weakness: CWE-94
Which versions are affected by CVE-2016-8354?
It affects 1 product.
Products include Schneider-Electric Unity Pro.
How do I fix CVE-2016-8354?
No fix has been published for CVE-2016-8354 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2016-8354 being exploited?
There is no known exploitation of CVE-2016-8354 in the wild and no public exploit code.
Sources
Also known as GHSA-m337-hwf6-792v.