{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2023-7243",
        "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "state": "PUBLISHED",
        "assignerShortName": "icscert",
        "dateReserved": "2024-02-01T17:21:11.190Z",
        "datePublished": "2024-03-01T20:16:06.673Z",
        "dateUpdated": "2024-08-02T08:57:35.067Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "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"
                        }
                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "user": "00000000-0000-4000-9000-000000000000",
                    "value": "Cameron Whitehead of HACK@UCF reported these vulnerabilities to CISA."
                }
            ],
            "datePublic": "2024-02-20T20:11:00.000Z",
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "\n\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"
                        }
                    ],
                    "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"
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "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"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-787",
                            "description": "CWE-787 Out-of-bounds Write",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
                "shortName": "icscert",
                "dateUpdated": "2024-03-01T20:16:06.673Z"
            },
            "references": [
                {
                    "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02"
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "\nCISA recommends that users update Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin to <a target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/cisagov/icsnpp-ethercat\">commit 3bca34c or later</a><span style=\"background-color: var(--wht);\">.</span><p>To help reduce successful exploitation, users are encouraged to keep \ncritical software updates and patches up to date in their system \nnetworks.</p>\n\n<br>"
                        }
                    ],
                    "value": "CISA recommends that users update Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin to  commit 3bca34c or later https://github.com/cisagov/icsnpp-ethercat .To help reduce successful exploitation, users are encouraged to keep \ncritical software updates and patches up to date in their system \nnetworks.\n\n\n\n\n"
                }
            ],
            "source": {
                "discovery": "EXTERNAL"
            },
            "title": "Ethercat Zeek Plugin Out-of-bounds Write",
            "x_generator": {
                "engine": "Vulnogram 0.1.0-dev"
            }
        },
        "adp": [
            {
                "affected": [
                    {
                        "vendor": "cisa",
                        "product": "icsnpp-ethercat",
                        "cpes": [
                            "cpe:2.3:a:cisa:icsnpp-ethercat:*:*:*:*:*:zeek:*:*"
                        ],
                        "defaultStatus": "unknown",
                        "versions": [
                            {
                                "version": "0",
                                "status": "affected",
                                "lessThan": "d78dda6",
                                "versionType": "custom"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-03-04T14:43:10.655479Z",
                                "id": "CVE-2023-7243",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-06-07T14:58:28.259Z"
                }
            },
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T08:57:35.067Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            }
        ]
    }
}