{
    "CVE_data_meta": {
        "AKA": "TWCERT/CC",
        "ASSIGNER": "cve@cert.org.tw",
        "DATE_PUBLIC": "2020-02-21T08:00:00.000Z",
        "ID": "CVE-2020-3923",
        "STATE": "PUBLIC",
        "TITLE": "TONNET DVR \u2013 Broken Access Control"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "DVR",
                                "version": {
                                    "version_data": [
                                        {
                                            "platform": "TAT-76 series",
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "20191216"
                                        },
                                        {
                                            "platform": "TAT-77 series",
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "20200213"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "TONNET"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "DVR firmware in TAT-76 and TAT-77 series of products, provided by TONNET, contain misconfigured authentication mechanism. Attackers can crack the default password and gain access to the system."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": {
        "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Broken Access Control"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://tvn.twcert.org.tw/taiwanvn/TVN-201910003",
                "name": "https://tvn.twcert.org.tw/taiwanvn/TVN-201910003"
            },
            {
                "refsource": "MISC",
                "url": "https://www.chtsecurity.com/news/4ef5eb3a-fdc3-4d78-8dd7-ec7213e2bbcf",
                "name": "https://www.chtsecurity.com/news/4ef5eb3a-fdc3-4d78-8dd7-ec7213e2bbcf"
            }
        ]
    },
    "solution": [
        {
            "lang": "eng",
            "value": "Update to ver. 20191216 in TAT-76 series\nUpdate to ver. 20200213 in TAT-77 series"
        }
    ],
    "source": {
        "discovery": "UNKNOWN"
    }
}