{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2021-31346",
        "ASSIGNER": "productcert@siemens.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303), PLUSCONTROL 1st Gen (All versions), SIMOTICS CONNECT 400 (All versions < V0.5.0.0), SIMOTICS CONNECT 400 (All versions < V1.0.0.0). The total length of an ICMP payload (set in the IP header) is unchecked. This may lead to various side effects, including Information Leak and Denial-of-Service conditions, depending on the network buffer organization in memory. (FSMD-2021-0007)"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-1284: Improper Validation of Specified Quantity in Input",
                        "cweId": "CWE-1284"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Siemens",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Capital Embedded AR Classic 431-422",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "0",
                                            "version_value": "*"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Capital Embedded AR Classic R20-11",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "0",
                                            "version_value": "V2303"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "PLUSCONTROL 1st Gen",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIMOTICS CONNECT 400",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V0.5.0.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V1.0.0.0"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf"
            },
            {
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf"
            },
            {
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-620288.pdf",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-620288.pdf"
            },
            {
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-845392.pdf",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-845392.pdf"
            },
            {
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-223353.pdf",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-223353.pdf"
            },
            {
                "url": "https://cert-portal.siemens.com/productcert/html/ssa-114589.html",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/html/ssa-114589.html"
            },
            {
                "url": "https://cert-portal.siemens.com/productcert/html/ssa-044112.html",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/html/ssa-044112.html"
            },
            {
                "url": "https://cert-portal.siemens.com/productcert/html/ssa-620288.html",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/html/ssa-620288.html"
            },
            {
                "url": "https://cert-portal.siemens.com/productcert/html/ssa-845392.html",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/html/ssa-845392.html"
            },
            {
                "url": "https://cert-portal.siemens.com/productcert/html/ssa-223353.html",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/html/ssa-223353.html"
            }
        ]
    },
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
                "baseScore": 8.2,
                "baseSeverity": "HIGH"
            }
        ]
    }
}