{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2021-3774",
        "ASSIGNER": "cve-coordination@incibe.es",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Meross Smart Wi-Fi 2 Way Wall Switch (MSS550X), on its 3.1.3 version and before, creates an open Wi-Fi Access Point without the required security measures in its initial setup. This could allow a remote attacker to obtain the Wi-Fi SSID as well as the password configured by the user from Meross app via Http/JSON plain request."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-319 Cleartext Transmission of Sensitive Information",
                        "cweId": "CWE-319"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Meross",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Meross Smart Wi-Fi 2 Way Wall Switch",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "3.1.3"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.incibe.es/en/incibe-cert/notices/aviso/meross-mss550x-missing-encryption-sensitive-data",
                "refsource": "MISC",
                "name": "https://www.incibe.es/en/incibe-cert/notices/aviso/meross-mss550x-missing-encryption-sensitive-data"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "source": {
        "advisory": "INCIBE-2021-0451",
        "discovery": "EXTERNAL"
    },
    "solution": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "This vulnerability has been solved by Meross in MSS550X version 3.2.3."
                }
            ],
            "value": "This vulnerability has been solved by Meross in MSS550X version 3.2.3."
        }
    ],
    "credits": [
        {
            "lang": "en",
            "value": "Gerard Fuguet Morales"
        }
    ],
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.4,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "CHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N",
                "version": "3.1"
            }
        ]
    }
}