cvelist/2021/43xxx/CVE-2021-43847.json

{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2021-43847",
        "STATE": "PUBLIC",
        "TITLE": "Authorization Bypass in Space Invite in HumHub"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "humhub",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": ">= 1.10.0, < 1.10.3"
                                        },
                                        {
                                            "version_value": "< 1.9.3"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "humhub"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "HumHub is an open-source social network kit written in PHP. Prior to HumHub version 1.10.3 or 1.9.3, it could be possible for registered users to become unauthorized members of private Spaces. Versions 1.10.3 and 1.9.3 contain a patch for this issue."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-285: Improper Authorization"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/humhub/humhub/security/advisories/GHSA-f5hc-5wfr-7v74",
                "refsource": "CONFIRM",
                "url": "https://github.com/humhub/humhub/security/advisories/GHSA-f5hc-5wfr-7v74"
            },
            {
                "name": "https://github.com/humhub/humhub/pull/5473",
                "refsource": "MISC",
                "url": "https://github.com/humhub/humhub/pull/5473"
            },
            {
                "name": "https://github.com/humhub/humhub/releases/tag/v1.10.3",
                "refsource": "MISC",
                "url": "https://github.com/humhub/humhub/releases/tag/v1.10.3"
            },
            {
                "name": "https://github.com/humhub/humhub/releases/tag/v1.9.3",
                "refsource": "MISC",
                "url": "https://github.com/humhub/humhub/releases/tag/v1.9.3"
            },
            {
                "name": "https://huntr.dev/bounties/943dad83-f0ed-4c74-ba81-7dfce7ca0ef2/",
                "refsource": "MISC",
                "url": "https://huntr.dev/bounties/943dad83-f0ed-4c74-ba81-7dfce7ca0ef2/"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-f5hc-5wfr-7v74",
        "discovery": "UNKNOWN"
    }
}