{
    "CVE_data_meta": {
        "ASSIGNER": "info@cert.vde.com",
        "DATE_PUBLIC": "2021-02-15T13:00:00.000Z",
        "ID": "CVE-2021-20988",
        "STATE": "PUBLIC",
        "TITLE": "Hilscher rcX RTOS: Wrong handling of the UDP checksum"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "rcX RTOS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_value": "V2.1.14.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Hilscher"
                },
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Ethernet IO Modules ICE1-16",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "ICE1-16DI-G60L-V1D",
                                            "version_value": "F10017"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "ICE1-16DIO-G60L-C1-V1D",
                                            "version_value": "F10017"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "ICE1-16DIO-G60L-V1D",
                                            "version_value": "F10017"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Ethernet IO Modules ICE1-8",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "ICE1-8DI8DO-G60L-C1-V1D",
                                            "version_value": "F10017"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "ICE1-8DI8DO-G60L-V1D",
                                            "version_value": "F10017"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "ICE1-8IOL-G30L-V1D",
                                            "version_value": "F10017"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "ICE1-8IOL-G60L-V1D",
                                            "version_value": "F10017"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "ICE1-8IOL-S2-G60L-V1D",
                                            "version_value": "F10017"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Pepperl+Fuchs"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In Hilscher rcX RTOS versions prios to V2.1.14.1 the actual UDP packet length is not verified against the length indicated by the packet. This may lead to a denial of service of the affected device."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://kb.hilscher.com/display/ISMS/2019-04-10+Wrong+handling+of+the+UDP+checksum",
                "refsource": "CONFIRM",
                "url": "https://kb.hilscher.com/display/ISMS/2019-04-10+Wrong+handling+of+the+UDP+checksum"
            },
            {
                "name": "https://cert.vde.com/de-de/advisories/vde-2021-018",
                "refsource": "CONFIRM",
                "url": "https://cert.vde.com/de-de/advisories/vde-2021-018"
            }
        ]
    },
    "source": {
        "advisory": "vde-2021-018",
        "defect": [
            "vde-2021-018"
        ],
        "discovery": "UNKNOWN"
    }
}