{
    "CVE_data_meta": {
        "ASSIGNER": "psirt@forgerock.com",
        "DATE_PUBLIC": "2021-12-07T12:00:00.000Z",
        "ID": "CVE-2021-4201",
        "STATE": "PUBLIC",
        "TITLE": "Pre-authentication session hijacking"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Access Management",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "7.1",
                                            "version_value": "7.1.1"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "6.5",
                                            "version_value": "6.5.4"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "ForgeRock"
                }
            ]
        }
    },
    "credit": [
        {
            "lang": "eng",
            "value": "Escourbiac Maxime and Schmitt Maxence from Mitchelin CERT"
        }
    ],
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Missing access control in ForgeRock Access Management 7.1.0 and earlier versions on all platforms allows remote unauthenticated attackers to hijack sessions, including potentially admin-level sessions. This issue affects: ForgeRock Access Management 7.1 versions prior to 7.1.1; 6.5 versions prior to 6.5.4; all previous versions."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.6,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-284 Improper Access Control"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://backstage.forgerock.com/knowledge/kb/article/a50037155#x7ZPA0",
                "refsource": "CONFIRM",
                "url": "https://backstage.forgerock.com/knowledge/kb/article/a50037155#x7ZPA0"
            }
        ]
    },
    "solution": [
        {
            "lang": "eng",
            "value": "This issue is fixed in AM 6.5.4, 7.1.1, and all later versions."
        }
    ],
    "source": {
        "advisory": "202110-01",
        "discovery": "EXTERNAL"
    },
    "work_around": [
        {
            "lang": "eng",
            "value": "Block access to the following endpoints:\n/authservice\n/sessionservice\n/profileservice\n/policyservice\n/namingservice\n/loggingservice"
        }
    ]
}