{"dataType": "CVE_RECORD", "dataVersion": "5.0", "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": "2023-12-04T08:35:44.396Z"}, "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,\u00a01.3.13 and\u00a01.2.12 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\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"}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:qos:logback:1.2.12:*:*:*:*:*:*:*", "matchCriteriaId": "096CE0E0-9128-42CE-9047-DC0E8575920B", "vulnerable": true}, {"criteria": "cpe:2.3:a:qos:logback:1.3.13:*:*:*:*:*:*:*", "matchCriteriaId": "E9E58AB3-AC12-4C3F-A8A3-A49512F276E9", "vulnerable": true}, {"criteria": "cpe:2.3:a:qos:logback:1.4.13:*:*:*:*:*:*:*", "matchCriteriaId": "0F59BD62-E471-4F2E-A21C-DF6B5950720C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "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"}, {"lang": "es", "value": "Una vulnerabilidad de serializaci\u00f3n en el componente Logback Receiver. Las versiones 1.4.13, 1.3.13 y 1.2.12 de Logback permite a un atacante montar un ataque de denegaci\u00f3n de servicio enviando datos envenenados."}], "id": "CVE-2023-6481", "lastModified": "2023-12-07T19:57:46.020", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"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"}, "exploitabilityScore": 2.5, "impactScore": 4.0, "source": "vulnerability@ncsc.ch", "type": "Secondary"}]}, "published": "2023-12-04T09:15:37.250", "references": [{"source": "vulnerability@ncsc.ch", "tags": ["Release Notes"], "url": "https://logback.qos.ch/news.html#1.3.12"}, {"source": "vulnerability@ncsc.ch", "tags": ["Release Notes"], "url": "https://logback.qos.ch/news.html#1.3.14"}], "sourceIdentifier": "vulnerability@ncsc.ch", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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