{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-39541",
        "ASSIGNER": "sirt@juniper.net",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An Improper Handling of Exceptional Conditions vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial-of-Service (DoS).\n\nWhen conflicting information (IP or ISO addresses) about a node is added to the Traffic Engineering (TE) database and then a subsequent operation attempts to process these, rpd will crash and restart.\n\nThis issue affects:\n\nJunos OS:\n\n\n\n  *  22.4 versions before 22.4R3-S1,\n  *  23.2 versions before 23.2R2,\u00a0\n  *  23.4 versions before 23.4R1-S1, 23.4R2,\u00a0\n\n\n\n\nThis issue does not affect Junos OS versions earlier than 22.4R1.\n\nJunos OS Evolved:\n\n\n\n  *  22.4-EVO versions before 22.4R3-S2-EVO,\n  *  23.2-EVO versions before 23.2R2-EVO,\n  *  23.4-EVO versions before 23.4R1-S1-EVO, 23.4R2-EVO,\n\n\n\n\n\n\nThis issue does not affect Junos OS Evolved versions earlier than \n\nbefore 22.4R1."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-755 Improper Handling of Exceptional Conditions",
                        "cweId": "CWE-755"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Juniper Networks",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Junos OS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "lessThan": "22.4R3-S1",
                                                        "status": "affected",
                                                        "version": "22.4",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "23.2R2",
                                                        "status": "affected",
                                                        "version": "23.2",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "23.4R1-S1, 23.4R2",
                                                        "status": "affected",
                                                        "version": "23.4",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "22.4R1",
                                                        "status": "unaffected",
                                                        "version": "0",
                                                        "versionType": "semver"
                                                    }
                                                ],
                                                "defaultStatus": "unaffected"
                                            }
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Junos OS Evolved",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "lessThan": "22.4R3-S2-EVO",
                                                        "status": "affected",
                                                        "version": "22.4-EVO",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "23.2R2-EVO",
                                                        "status": "affected",
                                                        "version": "23.2-EVO",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "23.4R1-S1-EVO, 23.4R2-EVO",
                                                        "status": "affected",
                                                        "version": "23.4-EVO",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "22.4R1",
                                                        "status": "unaffected",
                                                        "version": "0",
                                                        "versionType": "semver"
                                                    }
                                                ],
                                                "defaultStatus": "unaffected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://supportportal.juniper.net/JSA83001",
                "refsource": "MISC",
                "name": "https://supportportal.juniper.net/JSA83001"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.1.0-dev"
    },
    "source": {
        "advisory": "JSA83001",
        "defect": [
            "1759082"
        ],
        "discovery": "INTERNAL"
    },
    "configuration": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "To be exposed to this issue traffic engineering per:<br><br><tt>[ protocols source-packet-routing traffic-engineering database ]<br></tt><br><tt>and either OSPF or ISIS TE per:</tt><br><tt></tt><br><tt>[ protocols ospf traffic-engineering ]</tt><br><tt>or<br></tt><tt>[ protocols isis traffic-engineering ]<br><br></tt><tt><tt>have to be configured.</tt></tt><tt></tt>"
                }
            ],
            "value": "To be exposed to this issue traffic engineering per:\n\n[ protocols source-packet-routing traffic-engineering database ]\n\nand either OSPF or ISIS TE per:\n\n[ protocols ospf traffic-engineering ]\nor\n[ protocols isis traffic-engineering ]\n\nhave to be configured."
        }
    ],
    "work_around": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "There are no known workarounds for this issue."
                }
            ],
            "value": "There are no known workarounds for this issue."
        }
    ],
    "exploit": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
                }
            ],
            "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
        }
    ],
    "solution": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "The following software releases have been updated to resolve this specific issue:<br>Junos OS: 22.4R3-S1, 23.2R2, 23.4R1-S1, 23.4R2, 24.2R1, and all subsequent releases;<br>\n\nJunos OS Evolved: 22.4R3-S2-EVO, 23.2R2-EVO, 23.4R1-S1-EVO, 23.4R2-EVO, 24.2R1-EVO, and all subsequent releases.\n\n<br>"
                }
            ],
            "value": "The following software releases have been updated to resolve this specific issue:\nJunos OS: 22.4R3-S1, 23.2R2, 23.4R1-S1, 23.4R2, 24.2R1, and all subsequent releases;\n\n\nJunos OS Evolved: 22.4R3-S2-EVO, 23.2R2-EVO, 23.4R1-S1-EVO, 23.4R2-EVO, 24.2R1-EVO, and all subsequent releases."
        }
    ],
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "ADJACENT_NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
            }
        ]
    }
}