{
    "CVE_data_meta": {
        "ASSIGNER": "sirt@juniper.net",
        "DATE_PUBLIC": "2018-07-11T16:00:00.000Z",
        "ID": "CVE-2018-0026",
        "STATE": "PUBLIC",
        "TITLE": " Junos OS: Stateless IP firewall filter rules stop working as expected after reboot or upgrade"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Junos OS",
                                "version": {
                                    "version_data": [
                                        {
                                            "affected": "=",
                                            "version_name": "15.1",
                                            "version_value": "15.1R4, 15.1R5, 15.1R6"
                                        },
                                        {
                                            "affected": "<",
                                            "version_name": "15.1X8",
                                            "version_value": "15.1X8.3"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Juniper Networks"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "After Junos OS device reboot or upgrade, the stateless firewall filter configuration may not take effect. This issue can be verified by running the command: user@re0> show interfaces <interface_name> extensive | match filters\" CAM destination filters: 0, CAM source filters: 0 Note: when the issue occurs, it does not show the applied firewall filter. The correct output should show the applied firewall filter, for example: user@re0> show interfaces <interface_name> extensive | match filters\" CAM destination filters: 0, CAM source filters: 0 Input Filters: FIREWAL_FILTER_NAME-<interface_name> This issue affects firewall filters for every address family. Affected releases are Juniper Networks Junos OS: 15.1R4, 15.1R5, 15.1R6 and SRs based on these MRs. 15.1X8 versions prior to 15.1X8.3."
            }
        ]
    },
    "exploit": [
        {
            "lang": "eng",
            "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
        }
    ],
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.7,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N",
            "version": "3.0"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Firewall Bypass"
                    }
                ]
            },
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Denial of Service"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "104720",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/104720"
            },
            {
                "name": "https://kb.juniper.net/JSA10859",
                "refsource": "CONFIRM",
                "url": "https://kb.juniper.net/JSA10859"
            },
            {
                "name": "1041315",
                "refsource": "SECTRACK",
                "url": "http://www.securitytracker.com/id/1041315"
            }
        ]
    },
    "solution": [
        {
            "lang": "eng",
            "value": "The following software releases have been updated to resolve this specific issue: 15.1R7, 15.1X8.3 and all subsequent releases.\n"
        }
    ],
    "source": {
        "advisory": "JSA10859",
        "defect": [
            "1161832"
        ],
        "discovery": "USER"
    },
    "work_around": [
        {
            "lang": "eng",
            "value": "There are no known workarounds for this issue.\nHowever, once the issue has occurred, it can be restored by performing \"commit full\" (note: \"commit full\" is a potentially disruptive command)."
        }
    ]
}