{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2023-6481",
        "assignerOrgId": "455daabc-a392-441d-aa46-37d35189897c",
        "state": "PUBLISHED",
        "assignerShortName": "NCSC.ch",
        "dateReserved": "2023-12-04T08:34:29.742Z",
        "datePublished": "2023-12-04T08:35:44.396Z",
        "dateUpdated": "2024-08-02T08:28:21.829Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "modules": [
                        "logback receiver"
                    ],
                    "platforms": [
                        "Windows",
                        "Linux",
                        "MacOS"
                    ],
                    "product": "logback",
                    "repo": "https://github.com/qos-ch/logback",
                    "vendor": "QOS.CH Sarl",
                    "versions": [
                        {
                            "status": "unaffected",
                            "version": "1.4.14"
                        },
                        {
                            "status": "unaffected",
                            "version": "1.3.14"
                        },
                        {
                            "status": "unaffected",
                            "version": "1.2.13"
                        }
                    ]
                }
            ],
            "configurations": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "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"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "reporter",
                    "user": "00000000-0000-4000-9000-000000000000",
                    "value": "Yakov Shafranovich, Amazon Web Services"
                },
                {
                    "lang": "en",
                    "type": "reporter",
                    "user": "00000000-0000-4000-9000-000000000000",
                    "value": "Camilo Aparecido Ferri Moreira"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "\nA serialization vulnerability in logback receiver component part of \nlogback version 1.4.13,&nbsp;1.3.13 and&nbsp;1.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.\n\n"
                        }
                    ],
                    "value": "A serialization vulnerability in logback receiver component part of \nlogback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.\n\n"
                }
            ],
            "impacts": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "Excessive CPU or memory usage on the host where a logback receiver component is deployed"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "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"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "Denial-of-service using poisoned data",
                            "lang": "en"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "455daabc-a392-441d-aa46-37d35189897c",
                "shortName": "NCSC.ch",
                "dateUpdated": "2023-12-04T08:35:44.396Z"
            },
            "references": [
                {
                    "url": "https://logback.qos.ch/news.html#1.3.12"
                },
                {
                    "url": "https://logback.qos.ch/news.html#1.3.14"
                }
            ],
            "solutions": [
                {
                    "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"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "title": "Logback \"receiver\" DOS vulnerability CVE-2023-6378 incomplete fix",
            "workarounds": [
                {
                    "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  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"
                }
            ],
            "x_generator": {
                "engine": "Vulnogram 0.1.0-dev"
            }
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T08:28:21.829Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://logback.qos.ch/news.html#1.3.12",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://logback.qos.ch/news.html#1.3.14",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            }
        ]
    }
}