{
    "CVE_data_meta": {
        "ASSIGNER": "security@kubernetes.io",
        "DATE_PUBLIC": "2020-07-15T16:00:00.000Z",
        "ID": "CVE-2020-8559",
        "STATE": "PUBLIC",
        "TITLE": "Privilege escalation from compromised node to cluster"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Kubernetes",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "1.16",
                                            "version_value": "1.16.12"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "1.17",
                                            "version_value": "1.17.8"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "1.18",
                                            "version_value": "1.18.5"
                                        },
                                        {
                                            "version_name": "1.6",
                                            "version_value": "1.6"
                                        },
                                        {
                                            "version_name": "1.7",
                                            "version_value": "1.7"
                                        },
                                        {
                                            "version_name": "1.8",
                                            "version_value": "1.8"
                                        },
                                        {
                                            "version_name": "1.9",
                                            "version_value": "1.9"
                                        },
                                        {
                                            "version_name": "1.10",
                                            "version_value": "1.10"
                                        },
                                        {
                                            "version_name": "1.11",
                                            "version_value": "1.11"
                                        },
                                        {
                                            "version_name": "1.12",
                                            "version_value": "1.12"
                                        },
                                        {
                                            "version_name": "1.13",
                                            "version_value": "1.13"
                                        },
                                        {
                                            "version_name": "1.14",
                                            "version_value": "1.14"
                                        },
                                        {
                                            "version_name": "1.15",
                                            "version_value": "1.15"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Kubernetes"
                }
            ]
        }
    },
    "credit": [
        {
            "lang": "eng",
            "value": "Wouter ter Maat of Offensi"
        }
    ],
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The Kubernetes kube-apiserver in versions v1.6-v1.15, and versions prior to v1.16.13, v1.17.9 and v1.18.6 are vulnerable to an unvalidated redirect on proxied upgrade requests that could allow an attacker to escalate privileges from a node compromise to a full cluster compromise."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": {
        "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-601 URL Redirection to Untrusted Site ('Open Redirect')"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://groups.google.com/d/msg/kubernetes-security-announce/JAIGG5yNROs/19nHQ5wkBwAJ",
                "name": "https://groups.google.com/d/msg/kubernetes-security-announce/JAIGG5yNROs/19nHQ5wkBwAJ"
            },
            {
                "refsource": "MISC",
                "url": "https://github.com/kubernetes/kubernetes/issues/92914",
                "name": "https://github.com/kubernetes/kubernetes/issues/92914"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20200810-0004/",
                "url": "https://security.netapp.com/advisory/ntap-20200810-0004/"
            }
        ]
    },
    "source": {
        "defect": [
            "https://github.com/kubernetes/kubernetes/issues/92914"
        ],
        "discovery": "EXTERNAL"
    }
}