{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-1257",
        "ASSIGNER": "ics-cert@hq.dhs.gov",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An attacker with physical access to the affected Moxa UC Series devices can initiate a restart of the device and gain access to its BIOS. Command line options can then be altered, allowing the attacker to access the terminal. From the terminal, the attacker can modify the device\u2019s authentication files to create a new user and gain full access to the system."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-1263"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "MOXA",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "UC-8580 Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V1.1"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "UC-8540 Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V1.0 to V1.2"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "UC-8410A Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V2.2"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "UC-8200 Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V1.0 to V2.4"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "UC-8100A-ME-T Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V1.0 to V1.1"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "UC-8100 Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V1.2"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "UC-5100 Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V1.2"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "UC-3100 Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V1.2 to V2.0"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "UC-2100 Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V1.3 to V1.5"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "UC-2100-W Series",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "V1.3 to V1.5"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-22-333-04",
                "refsource": "MISC",
                "name": "https://www.cisa.gov/uscert/ics/advisories/icsa-22-333-04"
            }
        ]
    },
    "generator": {
        "engine": "VINCE 2.0.6",
        "env": "prod",
        "origin": "https://cveawg.mitre.org/api/cve/CVE-2023-1257"
    },
    "source": {
        "discovery": "UNKNOWN"
    },
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "attackVector": "PHYSICAL",
                "attackComplexity": "LOW",
                "privilegesRequired": "NONE",
                "userInteraction": "NONE",
                "scope": "CHANGED",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "availabilityImpact": "HIGH",
                "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
                "baseScore": 7.6,
                "baseSeverity": "HIGH"
            }
        ]
    }
}