cvelist/2024/39xxx/CVE-2024-39530.json

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    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-39530",
        "ASSIGNER": "sirt@juniper.net",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the chassis management daemon (chassisd) of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause a \n\nDenial-of-Service (DoS).\n\nIf an attempt is made to access specific sensors on platforms not supporting these sensors, either via GRPC or netconf, chassisd will crash and restart leading to a restart of all FPCs and thereby a complete outage.\n\nThis issue affects Junos OS:\n\n\n\n  *  21.4 versions from 21.4R3 before 21.4R3-S5,\n  *  22.1 versions from 22.1R3 before 22.1R3-S4,\n  *  22.2 versions from 22.2R2 before 22.2R3,\n  *  22.3 versions from 22.3R1 before 22.3R2-S2, 22.3R3,\n  *  22.4 versions from 22.4R1 before 22.4R2.\n\n\nThis issue does not affect Junos OS versions earlier than 21.4."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-754 Improper Check for Unusual or Exceptional Conditions",
                        "cweId": "CWE-754"
                    }
                ]
            }
        ]
    },
    "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": "21.4R3-S5",
                                                        "status": "affected",
                                                        "version": "21.4R3",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "22.1R3-S4",
                                                        "status": "affected",
                                                        "version": "22.1R3",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "22.2R3",
                                                        "status": "affected",
                                                        "version": "22.2R2",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "22.3R2-S2, 22.3R3",
                                                        "status": "affected",
                                                        "version": "22.3R1",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "22.4R2",
                                                        "status": "affected",
                                                        "version": "22.4R1",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "21.4",
                                                        "status": "unaffected",
                                                        "version": "0",
                                                        "versionType": "semver"
                                                    }
                                                ],
                                                "defaultStatus": "unaffected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://supportportal.juniper.net/JSA82989",
                "refsource": "MISC",
                "name": "https://supportportal.juniper.net/JSA82989"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.1.0-dev"
    },
    "source": {
        "advisory": "JSA82989",
        "defect": [
            "1708557"
        ],
        "discovery": "INTERNAL"
    },
    "configuration": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "For this issue to be exploited over GRPC it needs to be configured as follows:<br><br><tt>[ system services extension-service request-response grpc ]</tt>"
                }
            ],
            "value": "For this issue to be exploited over GRPC it needs to be configured as follows:\n\n[ system services extension-service request-response grpc ]"
        }
    ],
    "work_around": [
        {
            "lang": "en",
            "supportingMedia": [
                {
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                    "type": "text/html",
                    "value": "There are no known workarounds for this issue."
                }
            ],
            "value": "There are no known workarounds for this issue."
        }
    ],
    "exploit": [
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            "lang": "en",
            "supportingMedia": [
                {
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                    "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: 21.4R3-S5, 22.1R3-S4, 22.2R3, 22.3R2-S2, 22.3R3, 22.4R2, 23.2R1, and all subsequent releases."
                }
            ],
            "value": "The following software releases have been updated to resolve this specific issue: 21.4R3-S5, 22.1R3-S4, 22.2R3, 22.3R2-S2, 22.3R3, 22.4R2, 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"
            }
        ]
    }
}