cvelist/2021/3xxx/CVE-2021-3978.json

{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2021-3978",
        "ASSIGNER": "cna@cloudflare.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "When copying files with rsync, octorpki uses the \"-a\" flag 0, which forces rsync to copy binaries with the suid bit set as root. Since the provided service definition defaults to root ( https://github.com/cloudflare/cfrpki/blob/master/package/octorpki.service ) this could allow for a vector, when combined with another vulnerability that causes octorpki to process a malicious TAL file, for a local privilege escalation."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-269 Improper Privilege Management",
                        "cweId": "CWE-269"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Cloudflare",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "octorpki",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "0",
                                            "version_value": "v1.4.2"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-3pqh-p72c-fj85",
                "refsource": "MISC",
                "name": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-3pqh-p72c-fj85"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.2.0"
    },
    "source": {
        "advisory": "GHSA-3pqh-p72c-fj85",
        "discovery": "EXTERNAL"
    },
    "credits": [
        {
            "lang": "en",
            "value": "Ties de Kock"
        }
    ],
    "impact": {
        "cvss": [
            {
                "attackComplexity": "HIGH",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "LOW",
                "scope": "CHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H",
                "version": "3.1"
            }
        ]
    }
}