How severe is CVE-2022-41666?

CVE-2022-41666 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-41666 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-41666?

CVE-2022-41666 primarily affects Schneider-electric Ecostruxure Operator Terminal Expert. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-41666?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-41666 published?

CVE-2022-41666 was published on 2022-11-04 and last updated on 2026-06-17.

CVE-2022-41666

CVE-2022-41666 is a high-severity vulnerability in Schneider-electric Ecostruxure Operator Terminal Expert with a CVSS 3.x base score of 7.0. 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-347.

Key facts

Severity: High (CVSS 3.x base score 7.0)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-347
Affected product: Schneider-electric Ecostruxure Operator Terminal Expert
Published: 2022-11-04
Last modified: 2026-06-17

Description

A CWE-347: Improper Verification of Cryptographic Signature vulnerability exists that allows adversaries with local user privileges to load a malicious DLL which could lead to execution of malicious code. Affected Products: EcoStruxure Operator Terminal Expert(V3.3 Hotfix 1 or prior), Pro-face BLUE(V3.3 Hotfix1 or prior).

Frequently asked questions

What is CVE-2022-41666?: A CWE-347: Improper Verification of Cryptographic Signature vulnerability exists that allows adversaries with local user privileges to load a malicious DLL which could lead to execution of malicious code. Affected Products: EcoStruxure Operator Terminal Expert(V3.3 Hotfix 1 or prior), Pro-face BLUE(V3.3 Hotfix1 or prior).
How severe is CVE-2022-41666?: CVE-2022-41666 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-41666 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-41666?: CVE-2022-41666 primarily affects Schneider-electric Ecostruxure Operator Terminal Expert. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-41666?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-41666 published?: CVE-2022-41666 was published on 2022-11-04 and last updated on 2026-06-17.

References

https://www.se.com/ww/en/download/document/SEVD-2022-284-01/

Affected products (4)

cpe:2.3:a:schneider-electric:ecostruxure_operator_terminal_expert:*:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:ecostruxure_operator_terminal_expert:3.3:-:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:pro-face_blue:*:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:pro-face_blue:3.3:-:*:*:*:*:*:*

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