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CVE-2023-3634 (GCVE-0-2023-3634)

Vulnerability from cvelistv5 – Published: 2026-04-16 04:40 – Updated: 2026-04-16 13:51
VLAI
Title
Festo: MSE6-C2M/D2M/E2M Incomplete User Documentation of Remote Accessible Functions
Summary
In products of the MSE6 product-family by Festo a remote authenticated, low privileged attacker could use functions of undocumented test mode which could lead to a complete loss of confidentiality, integrity and availability.
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-04-16 13:51 UTC
CWE
  • CWE-1242 - Inclusion of Undocumented Features or Chicken Bits
Impacted products
Vendor Product Version CPE status
Festo MSE6-C2M-5000-FB36-D-M-RG-BAR-M12L4-AGD Affected: *
    cpe:2.3:o:festo:mse6-c2m-5000-fb36-d-m-rg-bar-m12l4-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-C2M-5000-FB36-D-M-RG-BAR-M12L5-AGD Affected: *
    cpe:2.3:o:festo:mse6-c2m-5000-fb36-d-m-rg-bar-m12l5-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-C2M-5000-FB43-D-M-RG-BAR-M12L4-MQ1-AGD Affected: *
    cpe:2.3:o:festo:mse6-c2m-5000-fb43-d-m-rg-bar-m12l4-mq1-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-C2M-5000-FB43-D-M-RG-BAR-M12L5-MQ1-AGD Affected: *
    cpe:2.3:o:festo:mse6-c2m-5000-fb43-d-m-rg-bar-m12l5-mq1-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-C2M-5000-FB44-D-M-RG-BAR-AMI-AGD Affected: *
    cpe:2.3:o:festo:mse6-c2m-5000-fb44-d-m-rg-bar-ami-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-C2M-5000-FB44-D-RG-BAR-AMI-AGD Affected: *
    cpe:2.3:o:festo:mse6-c2m-5000-fb44-d-rg-bar-ami-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-D2M-5000-CBUS-S-RG-BAR-VCB-AGD Affected: *
    cpe:2.3:o:festo:mse6-d2m-5000-cbus-s-rg-bar-vcb-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-E2M-5000-FB13-AGD Affected: *
    cpe:2.3:o:festo:mse6-e2m-5000-fb13-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-E2M-5000-FB36-AGD Affected: *
    cpe:2.3:o:festo:mse6-e2m-5000-fb36-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-E2M-5000-FB37-AGD Affected: *
    cpe:2.3:o:festo:mse6-e2m-5000-fb37-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-E2M-5000-FB43-AGD Affected: *
    cpe:2.3:o:festo:mse6-e2m-5000-fb43-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Festo MSE6-E2M-5000-FB44-AGD Affected: *
    cpe:2.3:o:festo:mse6-e2m-5000-fb44-agd_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2026-03-06 08:15
Show details on NVD website

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      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Detection rules are retrieved from Rulezet.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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