{
    "CVE_data_meta": {
        "ASSIGNER": "security-officer@isc.org",
        "DATE_PUBLIC": "2022-03-16T11:00:00.000Z",
        "ID": "CVE-2022-0396",
        "STATE": "PUBLIC",
        "TITLE": "DoS from specifically crafted TCP packets"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "BIND",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_name": "Open Source Branch 9.16",
                                            "version_value": "9.16.11 through versions before 9.16.27"
                                        },
                                        {
                                            "version_name": "Development Branch 9.17",
                                            "version_value": "BIND 9.17 all versions"
                                        },
                                        {
                                            "version_name": "Open Source Branch 9.18",
                                            "version_value": "9.18.0"
                                        },
                                        {
                                            "version_name": "Supported Preview Branch 9.16-S",
                                            "version_value": "9.16.11-S through versions before 9.16.27-S"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "ISC"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "BIND 9.16.11 -> 9.16.26, 9.17.0 -> 9.18.0 and versions 9.16.11-S1 -> 9.16.26-S1 of the BIND Supported Preview Edition. Specifically crafted TCP streams can cause connections to BIND to remain in CLOSE_WAIT status for an indefinite period of time, even after the client has terminated the connection."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "ISC recently discovered an issue in BIND that allows TCP connection slots to be consumed for an indefinite time frame via a specifically crafted TCP stream sent from a client. This issue is present in BIND. BIND 9.16.11 -> 9.16.26, 9.17.0 -> 9.18.0 and versions 9.16.11-S1 -> 9.16.26-S1 of the BIND Supported Preview Edition. 9.16.11 to 9.16.26 (including S editions), and 9.18.0. This issue can only be triggered on BIND servers which have keep-response-order enabled, which is not the default configuration. The keep-response-order option is an ACL block; any hosts which are specified within it will be able to trigger this issue on affected versions. BIND 9.16.11 -> 9.16.26, 9.17.0 -> 9.18.0 and versions 9.16.11-S1 -> 9.16.26-S1 of the BIND Supported Preview Edition."
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://kb.isc.org/v1/docs/cve-2022-0396",
                "refsource": "CONFIRM",
                "url": "https://kb.isc.org/v1/docs/cve-2022-0396"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2022-14e36aac0c",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYD7US4HZRFUGAJ66ZTHFBYVP5N3OQBY/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20220408-0001/",
                "url": "https://security.netapp.com/advisory/ntap-20220408-0001/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf",
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202210-25",
                "url": "https://security.gentoo.org/glsa/202210-25"
            }
        ]
    },
    "solution": [
        {
            "lang": "eng",
            "value": "Upgrade to the patched release most closely related to your current version of BIND:\n    9.16.27\n    9.18.1\nBIND Supported Preview Edition is a special feature-preview branch of BIND provided to eligible ISC support customers.\n    9.16.27-S1"
        }
    ],
    "source": {
        "discovery": "INTERNAL"
    },
    "work_around": [
        {
            "lang": "eng",
            "value": "To mitigate this issue in all affected versions of BIND, use the default setting of keep-response-order { none; }.\nActive exploits: We are not aware of any active exploits."
        }
    ]
}