{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-30392",
        "ASSIGNER": "sirt@juniper.net",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A Stack-based Buffer Overflow vulnerability in Flow Processing Daemon (flowd) of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause Denial of Service (DoS).\n\nOn all Junos OS MX Series platforms with SPC3 and MS-MPC/-MIC, when URL filtering is enabled and a specific URL request is received and processed, flowd will crash and restart. Continuous reception of the specific URL request will lead to a sustained Denial of Service (DoS) condition.\n\nThis issue affects:\nJunos OS:\n\n\n\n  *  all versions before 21.2R3-S6,\n\n  *  from 21.3 before 21.3R3-S5,\n\n  *  from 21.4 before 21.4R3-S5,\n\n  *  from 22.1 before 22.1R3-S3,\n\n  *  from 22.2 before 22.2R3-S1,\n\n  *  from 22.3 before 22.3R2-S2, 22.3R3,\n\n  *  from 22.4 before 22.4R2-S1, 22.4R3."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-121: Stack-based Buffer Overflow",
                        "cweId": "CWE-121"
                    }
                ]
            },
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Denial of Service (DoS)"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Juniper Networks",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Junos OS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "0",
                                            "version_value": "21.2R3-S6"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "21.3",
                                            "version_value": "21.3R3-S5"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "21.4",
                                            "version_value": "21.4R3-S5"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "22.1",
                                            "version_value": "22.1R3-S3"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "22.2",
                                            "version_value": "22.2R3-S1"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "22.3",
                                            "version_value": "22.3R2-S2, 22.3R3"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "22.4",
                                            "version_value": "22.4R2-S1, 22.4R3"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://supportportal.juniper.net/JSA79092",
                "refsource": "MISC",
                "name": "https://supportportal.juniper.net/JSA79092"
            },
            {
                "url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L",
                "refsource": "MISC",
                "name": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.1.0-av217"
    },
    "source": {
        "advisory": "JSA79092",
        "defect": [
            "1731552"
        ],
        "discovery": "USER"
    },
    "configuration": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "For the issue to occur, following two conditions need to be met:<br><br>1. Enable URL filtering:<br>&nbsp; &nbsp; &nbsp; <tt>[<span style=\"background-color: rgb(255, 255, 255);\">jservices-urlf enable</span>]</tt><br>2. Configure the following template:<br>&nbsp; &nbsp; &nbsp; <tt>[url-filter-template template {client-interfaces [] server-interfaces [] dns-server &lt;IP_address&gt;&nbsp;url-filter-database &lt;db_name&gt;}] &nbsp; &nbsp;</tt><br>"
                }
            ],
            "value": "For the issue to occur, following two conditions need to be met:\n\n1. Enable URL filtering:\n\u00a0 \u00a0 \u00a0 [jservices-urlf enable]\n2. Configure the following template:\n\u00a0 \u00a0 \u00a0 [url-filter-template template {client-interfaces [] server-interfaces [] dns-server <IP_address>\u00a0url-filter-database <db_name>}]"
        }
    ],
    "work_around": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "<p>There are no available workarounds for this issue.</p>"
                }
            ],
            "value": "There are no available workarounds for this issue."
        }
    ],
    "exploit": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "<p>Juniper SIRT is not aware of any malicious exploitation of this vulnerability.</p>"
                }
            ],
            "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
        }
    ],
    "solution": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "<p>The following software releases have been updated to resolve this specific issue: 21.2R3-S6, 21.3R3-S5, 21.4R3-S5, 22.1R3-S3, 22.2R3-S1, 22.3R2-S2, 22.3R3, 22.4R2-S1, 22.4R3, 23.2R1, and all subsequent releases.</p>"
                }
            ],
            "value": "The following software releases have been updated to resolve this specific issue: 21.2R3-S6, 21.3R3-S5, 21.4R3-S5, 22.1R3-S3, 22.2R3-S1, 22.3R2-S2, 22.3R3, 22.4R2-S1, 22.4R3, 23.2R1, and all subsequent releases."
        }
    ],
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "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:H",
                "version": "3.1"
            }
        ]
    }
}