{
    "CVE_data_meta": {
        "ASSIGNER": "PSIRT@sonicwall.com",
        "ID": "CVE-2021-20027",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "SonicOS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "SonicOS 5.9.1.13 and earlier"
                                        },
                                        {
                                            "version_value": "SonicOSv 6.5.4.4 and earlier"
                                        },
                                        {
                                            "version_value": "SonicOS 6.0.5.3 and earlier"
                                        },
                                        {
                                            "version_value": "SonicOS 6.5.1.12 and earlier"
                                        },
                                        {
                                            "version_value": "SonicOS 6.5.4.7 and earlier"
                                        },
                                        {
                                            "version_value": "SonicOS 7.0.1-R1219 and earlier"
                                        },
                                        {
                                            "version_value": "SonicOS 7.0.1-R514 and earlier"
                                        },
                                        {
                                            "version_value": "SonicOS 7.0.1-R1262 and earlier"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "SonicWall"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A buffer overflow vulnerability in SonicOS allows a remote attacker to cause a Denial of Service (DoS) by sending a specially crafted request. This vulnerability affects SonicOS Gen5, Gen6, Gen7 platforms, and SonicOSv virtual firewalls."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-120: Buffer Copy without Checking Size of Input"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0016",
                "refsource": "CONFIRM",
                "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0016"
            }
        ]
    }
}