FKIE_CVE-2023-3596

Vulnerability from fkie_nvd - Published: 2023-07-12 13:15 - Updated: 2026-06-17 06:14
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Where this vulnerability exists in the Rockwell Automation 1756-EN4* Ethernet/IP communication products, it could allow a malicious user to cause a denial of service by asserting the target system through maliciously crafted CIP messages.
References
PSIRT@rockwellautomation.comhttps://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140010Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140010Permissions Required, Vendor Advisory
Impacted products
Vendor Product Version
rockwellautomation 1756-en4tr_firmware -
rockwellautomation 1756-en4tr -
rockwellautomation 1756-en4trk_firmware -
rockwellautomation 1756-en4trk -
rockwellautomation 1756-en4trxt_firmware -
rockwellautomation 1756-en4trxt -
To clipboard 

{
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          ]
        },
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            }
          ]
        },
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  "id": "CVE-2023-3596",
  "lastModified": "2026-06-17T06:14:25.773",
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            {
              "technicalImpact": "partial"
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          "role": "CISA Coordinator",
          "timestamp": "2024-11-07T16:56:23.761081Z",
          "version": "2.0.3"
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  "published": "2023-07-12T13:15:09.947",
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      "tags": [
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  "vulnStatus": "Modified",
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          "value": "CWE-787"
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}


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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.


Detection rules are retrieved from Rulezet.