{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2020-5657",
        "ASSIGNER": "vultures@jpcert.or.jp",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Mitsubishi Electric Corporation",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "MELSEC iQ-R series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "RJ71EIP91 EtherNet/IP Network Interface Module First 2 digits of serial number are '02' or before, RJ71PN92 PROFINET IO Controller Module First 2 digits of serial number are '01' or before, RD81DL96 High Speed Data Logger Module First 2 digits of serial number are '08' or before, RD81MES96N MES Interface Module First 2 digits of serial number are '04' or before, and RD81OPC96 OPC UA Server Module First 2 digits of serial number are '04' or before"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-012.pdf",
                "refsource": "MISC",
                "name": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-012.pdf"
            },
            {
                "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-012_en.pdf",
                "refsource": "MISC",
                "name": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-012_en.pdf"
            },
            {
                "url": "https://jvn.jp/vu/JVNVU92513419/index.html",
                "refsource": "MISC",
                "name": "https://jvn.jp/vu/JVNVU92513419/index.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Improper neutralization of argument delimiters in a command ('Argument Injection') vulnerability in TCP/IP function included in the firmware of MELSEC iQ-R series (RJ71EIP91 EtherNet/IP Network Interface Module First 2 digits of serial number are '02' or before, RJ71PN92 PROFINET IO Controller Module First 2 digits of serial number are '01' or before, RD81DL96 High Speed Data Logger Module First 2 digits of serial number are '08' or before, RD81MES96N MES Interface Module First 2 digits of serial number are '04' or before, and RD81OPC96 OPC UA Server Module First 2 digits of serial number are '04' or before) allows unauthenticated attackers on adjacent network to stop the network functions of the products via a specially crafted packet."
            }
        ]
    }
}