{
    "CVE_data_meta": {
        "ASSIGNER": "PSIRT@sonicwall.com",
        "ID": "CVE-2021-20048",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "SonicOS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "7.0.1-R146 and earlier"
                                        },
                                        {
                                            "version_value": "7.0.1-5023-1349 and earlier"
                                        },
                                        {
                                            "version_value": "7.0.1-5018-R1715 and earlier"
                                        },
                                        {
                                            "version_value": "6.5.4.8-89n and earlier"
                                        },
                                        {
                                            "version_value": "6.5.1.13-1n and earlier"
                                        },
                                        {
                                            "version_value": "6.0.5.3-94o and earlier"
                                        },
                                        {
                                            "version_value": "6.5.4.v_21s-1288 and earlier"
                                        },
                                        {
                                            "version_value": "5.9.1.13 and earlier"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "SonicWall"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A Stack-based buffer overflow in the SonicOS SessionID HTTP response header allows a remote authenticated attacker to cause Denial of Service (DoS) and potentially results in code execution in the firewall. This vulnerability affected SonicOS Gen 5, Gen 6 and Gen 7 firmware versions."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-121: Stack-based Buffer Overflow"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0028",
                "refsource": "CONFIRM",
                "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0028"
            }
        ]
    }
}