{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ASSIGNER": "security@zyxel.com.tw",
        "ID": "CVE-2021-35033",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Zyxel",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "NBG6818 series firmware",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "1.00(ABSC.0)C0 through 1.00(ABSC.4)C0"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "NBG7815 series firmware",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "1.00(ABSK.0)C0 through 1.00(ABSK.6)C0"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "WSQ20 series firmware",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "1.00(ABOF.0)C0 through 1.00(ABOF.10)C0"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "WSQ50 series firmware",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "1.00(ABKJ.0)C0 through 2.20(ABKJ.6)C0"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "WSQ60 series firmware",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "1.00(ABND.0)C0 through 2.20(ABND.7)C0"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "WSR30 series firmware",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "1.00(ABMY.0)C0 through 1.00(ABMY.11)C0"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-260: Password in Configuration File"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://www.zyxel.com/support/Zyxel_security_advisory_for_pre-configured_password_management_vulnerability_of_home_routers_and_WiFi_systems.shtml",
                "refsource": "CONFIRM",
                "url": "https://www.zyxel.com/support/Zyxel_security_advisory_for_pre-configured_password_management_vulnerability_of_home_routers_and_WiFi_systems.shtml"
            },
            {
                "refsource": "MISC",
                "name": "https://www.tenable.com/security/research/tra-2022-06",
                "url": "https://www.tenable.com/security/research/tra-2022-06"
            }
        ]
    },
    "impact": {
        "cvss": {
            "baseScore": "7.8",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
        }
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the device, if the local attacker dismantles the device and uses a USB-to-UART cable to connect the device, or if the remote assistance feature had been enabled by an authenticated user."
            }
        ]
    }
}