FKIE_CVE-2023-7243

Vulnerability from fkie_nvd - Published: 2024-03-01 21:15 - Updated: 2026-06-17 06:52
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds write while analyzing specific Ethercat datagrams. This could allow an attacker to cause arbitrary code execution.
References
ics-cert@hq.dhs.govhttps://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02US Government Resource, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02US Government Resource, Vendor Advisory
Impacted products
Vendor Product Version
cisa icsnpp-ethercat *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Plugin for Zeek",
          "vendor": "CISA",
          "versions": [
            {
              "lessThanOrEqual": "d78dda6",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "ics-cert@hq.dhs.gov"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:cisa:icsnpp-ethercat:*:*:*:*:*:zeek:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "icsnpp-ethercat",
          "vendor": "cisa",
          "versions": [
            {
              "lessThan": "d78dda6",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cisa:icsnpp-ethercat:*:*:*:*:*:zeek:*:*",
              "matchCriteriaId": "D713D8FB-83DA-4BA8-87B2-CEB65DB5BBFE",
              "versionEndIncluding": "d78dda6",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "\nIndustrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat \nZeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds \nwrite while analyzing specific Ethercat datagrams. This could allow an \nattacker to cause arbitrary code execution.\n\n\n\n"
    },
    {
      "lang": "es",
      "value": "Industrial Control Systems Network Protocol Parsers (ICSNPP): las versiones d78dda6 y anteriores del complemento Ethercat Zeek son vulnerables a escritura fuera de los l\u00edmites al analizar datagramas Ethercat espec\u00edficos. Esto podr\u00eda permitir que un atacante provoque la ejecuci\u00f3n de c\u00f3digo arbitrario."
    }
  ],
  "id": "CVE-2023-7243",
  "lastModified": "2026-06-17T06:52:23.670",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "ics-cert@hq.dhs.gov",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-7243",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-03-04T14:43:10.655479Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-03-01T21:15:07.417",
  "references": [
    {
      "source": "ics-cert@hq.dhs.gov",
      "tags": [
        "US Government Resource",
        "Vendor Advisory"
      ],
      "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "US Government Resource",
        "Vendor Advisory"
      ],
      "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02"
    }
  ],
  "sourceIdentifier": "ics-cert@hq.dhs.gov",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "ics-cert@hq.dhs.gov",
      "type": "Secondary"
    }
  ]
}



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