cvelist/2021/26xxx/CVE-2021-26910.json

{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-26910",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Firejail before 0.9.64.4 allows attackers to bypass intended access restrictions because there is a TOCTOU race condition between a stat operation and an OverlayFS mount operation."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://github.com/netblue30/firejail/commit/97d8a03cad19501f017587cc4e47d8418273834b",
                "refsource": "MISC",
                "name": "https://github.com/netblue30/firejail/commit/97d8a03cad19501f017587cc4e47d8418273834b"
            },
            {
                "url": "https://unparalleled.eu/publications/2021/advisory-unpar-2021-0.txt",
                "refsource": "MISC",
                "name": "https://unparalleled.eu/publications/2021/advisory-unpar-2021-0.txt"
            },
            {
                "url": "https://unparalleled.eu/blog/2021/20210208-rigged-race-against-firejail-for-local-root/",
                "refsource": "MISC",
                "name": "https://unparalleled.eu/blog/2021/20210208-rigged-race-against-firejail-for-local-root/"
            },
            {
                "url": "https://github.com/netblue30/firejail/releases/tag/0.9.64.4",
                "refsource": "MISC",
                "name": "https://github.com/netblue30/firejail/releases/tag/0.9.64.4"
            },
            {
                "refsource": "MLIST",
                "name": "[oss-security] 20210209 Re: [cve-pending] Firejail: root privilege escalation in OverlayFS code",
                "url": "http://www.openwall.com/lists/oss-security/2021/02/09/1"
            },
            {
                "refsource": "DEBIAN",
                "name": "DSA-4849",
                "url": "https://www.debian.org/security/2021/dsa-4849"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20210211 [SECURITY] [DLA 2554-1] firejail security update",
                "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00015.html"
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AC:L/AV:L/A:H/C:H/I:H/PR:L/S:U/UI:N",
            "version": "3.1"
        }
    }
}