Ecostruxure Operator Terminal Expert CVE-2022-41668

HIGH

Incorrect Type Conversion or Cast (CWE-704)

2022-11-04 cybersecurity@se.com

Information Disclosure Schneider Electric Ecostruxure Operator Terminal Expert Pro Face Blue

7.8

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-704 ASVS 5.0 V15 - Secure Coding and Architecture Correct type conversion
Impact	CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.
Exploit ScenarioDerived	Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

Patch available 0.2% exploitation probability (EPSS)

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AnalysisAI

A CWE-704: Incorrect Project Conversion vulnerability exists that allows adversaries with local user privileges to load a project file from an adversary-controlled network share which could result in. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Technical ContextAI · show details

This vulnerability is classified under CWE-704. A CWE-704: Incorrect Project Conversion vulnerability exists that allows adversaries with local user privileges to load a project file from an adversary-controlled network share 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). Affected products include: Schneider-Electric Ecostruxure Operator Terminal Expert, Schneider-Electric Pro-Face Blue.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.8 HIGH

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionNVD

A CWE-704: Incorrect Project Conversion vulnerability exists that allows adversaries with local user privileges to load a project file from an adversary-controlled network share 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).

Threat Intelligence Overview

EPSS Score

0.2%

Top 90% exploitable

Data Quality

2 sources

Confidence: Low

CVE.org

EPSS

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC No

EPSS 0.2%

Patch available Yes

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

None

System Exposure· derived

Small

Automatable· derived

No

Human Impact· derived

Medium

Priority Score

39

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +39

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

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:ecostruxure_operator_terminal_expert:3.3:hf1:*:*:*:*:*:*

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

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

cpe:2.3:a:schneider-electric:pro-face_blue:3.3:hf1:*:*:*:*:*:*

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References

Advisories & patches

PATCH https://www.se.com/ww/en/download/document/SEVD-2022-284-01/ ADVISORY https://vuldb.com/vuln/212967

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