{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2017-7543",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A race-condition flaw was discovered in openstack-neutron before 7.2.0-12.1, 8.x before 8.3.0-11.1, 9.x before 9.3.1-2.1, and 10.x before 10.0.2-1.1, where, following a minor overcloud update, neutron security groups were disabled. Specifically, the following were reset to 0: net.bridge.bridge-nf-call-ip6tables and net.bridge.bridge-nf-call-iptables. The race was only triggered by an update, at which point an attacker could access exposed tenant VMs and network resources."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-362",
                        "cweId": "CWE-362"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Red Hat",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "openstack-neutron",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "openstack-neutron-10.0.2-1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "openstack-neutron-8.3.0-11.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "openstack-neutron-9.3.1-2.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "openstack-neutron-7.2.0-12.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "http://www.securityfocus.com/bid/100237",
                "refsource": "MISC",
                "name": "http://www.securityfocus.com/bid/100237"
            },
            {
                "url": "https://access.redhat.com/errata/RHSA-2017:2447",
                "refsource": "MISC",
                "name": "https://access.redhat.com/errata/RHSA-2017:2447"
            },
            {
                "url": "https://access.redhat.com/errata/RHSA-2017:2448",
                "refsource": "MISC",
                "name": "https://access.redhat.com/errata/RHSA-2017:2448"
            },
            {
                "url": "https://access.redhat.com/errata/RHSA-2017:2449",
                "refsource": "MISC",
                "name": "https://access.redhat.com/errata/RHSA-2017:2449"
            },
            {
                "url": "https://access.redhat.com/errata/RHSA-2017:2450",
                "refsource": "MISC",
                "name": "https://access.redhat.com/errata/RHSA-2017:2450"
            },
            {
                "url": "https://access.redhat.com/errata/RHSA-2017:2451",
                "refsource": "MISC",
                "name": "https://access.redhat.com/errata/RHSA-2017:2451"
            },
            {
                "url": "https://access.redhat.com/errata/RHSA-2017:2452",
                "refsource": "MISC",
                "name": "https://access.redhat.com/errata/RHSA-2017:2452"
            },
            {
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7543",
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7543"
            }
        ]
    },
    "impact": {
        "cvss": [
            {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.3,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
                "version": "3.0"
            }
        ]
    }
}