Ecostruxure Operator Terminal ExpertApplication · Schneider Electric

CVE-2022-41669

HIGH · 7.8 CVSS v3.1 Published 2022-11-04
Fix available
A fix is available. Upgrade to 3.3 or later.
See remediation →
80/100
Remediation priority · High
Zero-click Patch available

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
A CWE-347: Improper Verification of Cryptographic Signature vulnerability exists in the SGIUtility component that allows adversaries with local user privileges to load a 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).

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis
How this class of weakness works · CWE-347

The application accepts signed data without properly verifying the signature, so an attacker can forge or tamper with content that the system is meant to trust — tokens, updates, licences. Everything built on that trust then becomes unreliable. Remediation is verifying every signature against the correct key and rejecting anything that does not validate.

General guidance for the improper signature verification class — the official description and references above are authoritative for this specific CVE. Want a bespoke review and a reviewed fix? Ask our team →

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Ecostruxure Operator Terminal ExpertApplication
Affected:< 3.3= 3.3
Pro Face BlueApplication
Affected:< 3.3= 3.3

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 3.3 or later
Fixed in 3.3
Vendor patch www.se.com →
Recommended fix Moderate confidence

EcoStruxure Operator Terminal Expert V3.3 Hotfix 2 or later / Pro-face BLUE V3.3 Hotfix 2 or later

  1. 1. Navigate to the vendor security advisory at https://www.se.com/ww/en/download/document/SEVD-2022-284-01/ to obtain the patch
  2. 2. Download the updated version of EcoStruxure Operator Terminal Expert (version after V3.3 Hotfix 1)
  3. 3. Uninstall the current version of EcoStruxure Operator Terminal Expert or Pro-face BLUE
  4. 4. Install the patched version from the vendor
  5. 5. Verify the SGIUtility component signature verification is working correctly in the updated version
  6. 6. Restart any running services if required
Caveat Verify application compatibility with the new hotfix version in a test environment before production deployment

Generated from the published advisory — verify against the referenced sources before acting.

We can perform the upgrade in your staging environment and verify nothing breaks — typical engagement from $1,950. Get the upgrade done

Scan for this in your stack

Free · runs locally
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2022-41669 in production — separate from our analysis above.

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What this is

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What belongs here
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  • Version or environment caveats, and links to real fixes
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