FKIE_CVE-2024-2426

Vulnerability from fkie_nvd - Published: 2024-03-25 21:15 - Updated: 2026-06-17 07:24
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
A denial-of-service vulnerability exists in the Rockwell Automation PowerFlex® 527 due to improper input validation in the device. If exploited, a disruption in the CIP communication will occur and a manual restart will be required by the user to recover it.
References
PSIRT@rockwellautomation.comhttps://www.rockwellautomation.com/en-us/support/advisory.SD1664.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.rockwellautomation.com/en-us/support/advisory.SD1664.htmlVendor Advisory
Impacted products
Vendor Product Version
rockwellautomation powerflex_527_ac_drives_firmware *
rockwellautomation powerflex_527_ac_drives -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "PowerFlex\u00ae 527",
          "vendor": "Rockwell Automation ",
          "versions": [
            {
              "status": "affected",
              "version": " v2.001.x \u003c"
            }
          ]
        }
      ],
      "source": "PSIRT@rockwellautomation.com"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:o:rockwellautomation:powerflex_527_ac_drives_firmware:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "powerflex_527_ac_drives_firmware",
          "vendor": "rockwellautomation",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "2.001.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:rockwellautomation:powerflex_527_ac_drives_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E82898F9-5FA5-428C-AEDA-20E7CD6C229D",
              "versionStartIncluding": "2.001",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:rockwellautomation:powerflex_527_ac_drives:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "7CDCC60A-0792-4CE4-B73A-07BD1368AC83",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "\nA denial-of-service vulnerability exists in the Rockwell Automation PowerFlex\u00ae 527 due to improper input validation in the device. If exploited, a disruption in the CIP communication will occur and a manual restart will be required by the user to recover it.\n\n"
    },
    {
      "lang": "es",
      "value": "Existe una vulnerabilidad de denegaci\u00f3n de servicio en Rockwell Automation PowerFlex\u00ae 527 debido a una validaci\u00f3n de entrada incorrecta en el dispositivo. Si se explota, se producir\u00e1 una interrupci\u00f3n en la comunicaci\u00f3n CIP y el usuario deber\u00e1 reiniciar manualmente para recuperarla."
    }
  ],
  "id": "CVE-2024-2426",
  "lastModified": "2026-06-17T07:24:30.800",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "PSIRT@rockwellautomation.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-2426",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-03-26T19:57:16.261756Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-03-25T21:15:47.480",
  "references": [
    {
      "source": "PSIRT@rockwellautomation.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.rockwellautomation.com/en-us/support/advisory.SD1664.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.rockwellautomation.com/en-us/support/advisory.SD1664.html"
    }
  ],
  "sourceIdentifier": "PSIRT@rockwellautomation.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "PSIRT@rockwellautomation.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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

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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.



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.