Vulnerability-Lookup

GHSA-C7W2-F8M6-PXP8

Vulnerability from github – Published: 2023-07-06 19:24 – Updated: 2024-04-04 05:32

Details

A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modbus functions on the controller when hijacking an authenticated Modbus session. Affected Products: EcoStruxure™ Control Expert (All Versions), EcoStruxure™ Process Expert (Version V2020 & prior), Modicon M340 CPU (part numbers BMXP34) (All Versions), Modicon M580 CPU (part numbers BMEP and BMEH) (All Versions), Modicon M580 CPU Safety (part numbers BMEP58S and BMEH58*S) (All Versions)

Severity

9.8 (Critical)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2022-45789"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-294"
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    "github_reviewed_at": null,
    "nvd_published_at": "2023-01-31T06:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modbus functions on the controller when hijacking an authenticated Modbus session. Affected Products: EcoStruxure\u2122 Control Expert (All Versions), EcoStruxure\u2122 Process Expert (Version V2020 \u0026 prior), Modicon M340 CPU (part numbers BMXP34*) (All Versions), Modicon M580 CPU (part numbers BMEP* and BMEH*) (All Versions), Modicon M580 CPU Safety (part numbers BMEP58*S and BMEH58*S) (All Versions)",
  "id": "GHSA-c7w2-f8m6-pxp8",
  "modified": "2024-04-04T05:32:02Z",
  "published": "2023-07-06T19:24:08Z",
  "references": [
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    },
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      "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-010-06\u0026p_enDocType=Security+and+Safety+Notice\u0026p_File_Name=SEVD-2023-010-06_Modicon_Controllers_Security_Notification.pdf"
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  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
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}

CVE-2022-45789 (GCVE-0-2022-45789)

Vulnerability from cvelistv5 – Published: 2023-01-31 00:00 – Updated: 2026-05-29 14:09

Summary

A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modbus functions on the controller when hijacking an authenticated Modbus session. Affected Products: EcoStruxure Control Expert (All Versions), EcoStruxure Process Expert (All Versions), Modicon M340 CPU - part numbers BMXP34* (All Versions), Modicon M580 CPU - part numbers BMEP* and BMEH* (All Versions), Modicon M580 CPU Safety - part numbers BMEP58*S and BMEH58*S (All Versions)

Severity

8.1 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-02-05 19:52 UTC

CWE

CWE-294 - Authentication Bypass by Capture-Replay

Assigner

schneider mitre root

References

1 reference

URL	Tags
https://download.schneider-electric.com/files?p_D…

Impacted products

5 products

Vendor	Product	Version
Schneider Electric	EcoStruxure Control Expert	Affected: All Versions
Schneider Electric	EcoStruxure Process Expert	Affected: All Versions
Schneider Electric	Modicon M340 CPU (part numbers BMXP34*)	Affected: All Versions
Schneider Electric	Modicon M580 CPU (part numbers BMEP* and BMEH*)	Affected: All Versions
Schneider Electric	Modicon M580 CPU Safety (part numbers BMEP58S and BMEH58S)	Affected: All Versions

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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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.