{
    "CVE_data_meta": {
        "ASSIGNER": "productcert@siemens.com",
        "ID": "CVE-2022-27640",
        "STATE": "PUBLIC"
    },
    "data_format": "MITRE",
    "data_version": "4.0",
    "data_type": "CVE",
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Siemens",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "SIMATIC CP 442-1 RNA",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "All versions < V1.5.18"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIMATIC CP 443-1 RNA",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "All versions < V1.5.18"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-400: Uncontrolled Resource Consumption"
                    }
                ]
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability has been identified in SIMATIC CP 442-1 RNA (All versions < V1.5.18), SIMATIC CP 443-1 RNA (All versions < V1.5.18). The affected devices improperly handles excessive ARP broadcast requests. This could allow an attacker to create a denial of service condition by performing ARP storming attacks, which can cause the device to reboot."
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-480937.pdf",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-480937.pdf"
            }
        ]
    }
}