{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2022-31055",
        "STATE": "PUBLIC",
        "TITLE": "Improper Access Control in kctf"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "kctf",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "< 1.6.0"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "google"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "kCTF is a Kubernetes-based infrastructure for capture the flag (CTF) competitions. Prior to version 1.6.0, the kctf cluster set-src-ip-ranges was broken and allowed traffic from any IP. The problem has been patched in v1.6.0. As a workaround, those who want to test challenges privately can mark them as `public: false` and use `kctf chal debug port-forward` to connect."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-284: Improper Access Control"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/google/kctf/security/advisories/GHSA-4g2v-6qc6-6jv5",
                "refsource": "CONFIRM",
                "url": "https://github.com/google/kctf/security/advisories/GHSA-4g2v-6qc6-6jv5"
            },
            {
                "name": "https://github.com/google/kctf/pull/371",
                "refsource": "MISC",
                "url": "https://github.com/google/kctf/pull/371"
            },
            {
                "name": "https://github.com/google/kctf/commit/8cf050be974fcc2fd8aa136701f9a66f2b2a5202",
                "refsource": "MISC",
                "url": "https://github.com/google/kctf/commit/8cf050be974fcc2fd8aa136701f9a66f2b2a5202"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-4g2v-6qc6-6jv5",
        "discovery": "UNKNOWN"
    }
}