cvelist/2019/14xxx/CVE-2019-14870.json

{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2019-14870",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Red Hat",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "samba",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "all versions 4.11.x before 4.11.3"
                                        },
                                        {
                                            "version_value": "all versions 4.10.x before 4.10.11"
                                        },
                                        {
                                            "version_value": "all versions 4.x.x before 4.9.17"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-285"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14870",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14870",
                "refsource": "CONFIRM"
            },
            {
                "refsource": "UBUNTU",
                "name": "USN-4217-1",
                "url": "https://usn.ubuntu.com/4217-1/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20191210-0002/",
                "url": "https://security.netapp.com/advisory/ntap-20191210-0002/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://www.samba.org/samba/security/CVE-2019-14870.html",
                "url": "https://www.samba.org/samba/security/CVE-2019-14870.html"
            },
            {
                "refsource": "UBUNTU",
                "name": "USN-4217-2",
                "url": "https://usn.ubuntu.com/4217-2/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2019-be98a08835",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PJH3ROOFYMOATD2UEPC47P5RPBDTY77E/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://www.synology.com/security/advisory/Synology_SA_19_40",
                "url": "https://www.synology.com/security/advisory/Synology_SA_19_40"
            },
            {
                "refsource": "SUSE",
                "name": "openSUSE-SU-2019:2700",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00038.html"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2019-11dddb785b",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WNKA4YIPV7AZR7KK3GW6L3HKGHSGJZFE/"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202003-52",
                "url": "https://security.gentoo.org/glsa/202003-52"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "All Samba versions 4.x.x before 4.9.17, 4.10.x before 4.10.11 and 4.11.x before 4.11.3 have an issue, where the S4U (MS-SFU) Kerberos delegation model includes a feature allowing for a subset of clients to be opted out of constrained delegation in any way, either S4U2Self or regular Kerberos authentication, by forcing all tickets for these clients to be non-forwardable. In AD this is implemented by a user attribute delegation_not_allowed (aka not-delegated), which translates to disallow-forwardable. However the Samba AD DC does not do that for S4U2Self and does set the forwardable flag even if the impersonated client has the not-delegated flag set."
            }
        ]
    },
    "impact": {
        "cvss": [
            [
                {
                    "vectorString": "5.4/CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
                    "version": "3.0"
                }
            ]
        ]
    }
}