{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-3671",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Samba",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Fixed in samba 4.13.12, samba 4.14.8"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-476"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2013080,",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2013080,"
            },
            {
                "refsource": "MISC",
                "name": "https://bugzilla.samba.org/show_bug.cgi?id=14770,",
                "url": "https://bugzilla.samba.org/show_bug.cgi?id=14770,"
            },
            {
                "refsource": "MISC",
                "name": "https://github.com/heimdal/heimdal/commit/04171147948d0a3636bc6374181926f0fb2ec83a",
                "url": "https://github.com/heimdal/heimdal/commit/04171147948d0a3636bc6374181926f0fb2ec83a"
            },
            {
                "refsource": "DEBIAN",
                "name": "DSA-5287",
                "url": "https://www.debian.org/security/2022/dsa-5287"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20221126 [SECURITY] [DLA 3206-1] heimdal security update",
                "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00034.html"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20221215-0002/",
                "url": "https://security.netapp.com/advisory/ntap-20221215-0002/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20230216-0008/",
                "url": "https://security.netapp.com/advisory/ntap-20230216-0008/"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ (Ticket Granting Server - Request). An authenticated user could use this flaw to crash the samba server."
            }
        ]
    }
}