CVE-2022-41670 Path traversal in EcoStruxure Operator Terminal Expert

High 7.0 Published Updated

Local attackers can exploit a path traversal flaw to load malicious DLLs and execute arbitrary code in Schneider Electric HMI software.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-41670?

CVE-2022-41670 is a high-severity path traversal vulnerability in Schneider Electric EcoStruxure Operator Terminal Expert, published on 4 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists in the SGIUtility component that allows adversaries with local user privileges to load malicious DLL which could result in execution of malicious code. Affected Products: EcoStruxure Operator Terminal Expert(V3.3 Hotfix 1 or prior), Pro-face BLUE(V3.3 Hotfix1 or prior).

Weakness: CWE-22

Which versions are affected by CVE-2022-41670?

It affects 2 products.

Products include Schneider-Electric Ecostruxure Operator Terminal Expert, Schneider-Electric Pro-Face Blue.

How do I fix CVE-2022-41670?

No fix has been published for CVE-2022-41670 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-41670 being exploited?

There is no known exploitation of CVE-2022-41670 in the wild and no public exploit code.

Sources

Also known as GHSA-fx46-8pxx-3pfj.

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