cvelist/2023/6xxx/CVE-2023-6481.json

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    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-6481",
        "ASSIGNER": "vulnerability@ncsc.ch",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A serialization vulnerability in logback receiver component part of \nlogback version 1.4.13,\u00a01.3.13 and\u00a01.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.\n\n"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Denial-of-service using poisoned data"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "QOS.CH Sarl",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "logback",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "status": "unaffected",
                                                        "version": "1.4.14"
                                                    },
                                                    {
                                                        "status": "unaffected",
                                                        "version": "1.3.14"
                                                    },
                                                    {
                                                        "status": "unaffected",
                                                        "version": "1.2.13"
                                                    }
                                                ],
                                                "defaultStatus": "unaffected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://logback.qos.ch/news.html#1.3.12",
                "refsource": "MISC",
                "name": "https://logback.qos.ch/news.html#1.3.12"
            },
            {
                "url": "https://logback.qos.ch/news.html#1.3.14",
                "refsource": "MISC",
                "name": "https://logback.qos.ch/news.html#1.3.14"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.1.0-dev"
    },
    "source": {
        "discovery": "UNKNOWN"
    },
    "configuration": [
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            "lang": "en",
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                    "type": "text/html",
                    "value": "\n<pre>The attacker needs to be able to feed poisoned data to a logback receiver. Thus, the attacker needs to connect to a logback receiver which can be a significant hurdle in itself.<br>Only environments where logback receiver is deployed are vulnerable. <br></pre>\n\n"
                }
            ],
            "value": "The attacker needs to be able to feed poisoned data to a logback receiver. Thus, the attacker needs to connect to a logback receiver which can be a significant hurdle in itself.\nOnly environments where logback receiver is deployed are vulnerable. \n\n\n\n\n"
        }
    ],
    "work_around": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "Logback versions 1.2.13 and later, 1.3.14 \nand later&nbsp; or 1.4.14 \nand later\n\nprovides fixes. However, please note that these fixes are only effective when deployed under Java 9 or later.<br>"
                }
            ],
            "value": "Logback versions 1.2.13 and later, 1.3.14 \nand later\u00a0 or 1.4.14 \nand later\n\nprovides fixes. However, please note that these fixes are only effective when deployed under Java 9 or later.\n"
        }
    ],
    "solution": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "Only environments where logback receiver component is deployed may be vulnerable.\n In case a logback receiver is deployed, restricting connections to \ntrustworthy clients or  upgrading to logback version 1.4.14, 1.3.14, 1.2.13 or later will remedy the vulnerability.<br><br>If you do not need to deploy logback-receiver, then please verify that you do not have any &lt;receiver&gt;&lt;/receiver&gt; entries in your configuration files.<br>"
                }
            ],
            "value": "Only environments where logback receiver component is deployed may be vulnerable.\n In case a logback receiver is deployed, restricting connections to \ntrustworthy clients or  upgrading to logback version 1.4.14, 1.3.14, 1.2.13 or later will remedy the vulnerability.\n\nIf you do not need to deploy logback-receiver, then please verify that you do not have any <receiver></receiver> entries in your configuration files.\n"
        }
    ],
    "credits": [
        {
            "lang": "en",
            "value": "Yakov Shafranovich, Amazon Web Services"
        },
        {
            "lang": "en",
            "value": "Camilo Aparecido Ferri Moreira"
        }
    ],
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.1,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "CHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
                "version": "3.1"
            }
        ]
    }
}