{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-26464", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2023-02-23T16:15:06.902Z", "datePublished": "2023-03-10T13:38:16.190Z", "dateUpdated": "2023-04-20T07:55:41.272Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unknown", "product": "Apache Log4j", "vendor": "Apache Software Foundation", "versions": [{"lessThan": "2", "status": "affected", "version": "1.0.4", "versionType": "maven"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "2", "versionType": "maven"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "Garrett Tucker of Red Hat"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<div>** UNSUPPORTED WHEN ASSIGNED **</div><div>When using the Chainsaw or SocketAppender components with Log4j 1.x on JRE less than 1.7, an attacker that manages to cause a logging entry involving a specially-crafted (ie, deeply nested) \nhashmap or hashtable (depending on which logging component is in use) to be processed could exhaust the available memory in the virtual machine and achieve Denial of Service when the object is deserialized.</div><div>This issue affects Apache Log4j before 2. Affected users are recommended to update to Log4j 2.x.</div><div>NOTE: This vulnerability only affects products that are no longer supported by the maintainer.<br></div><p></p>"}], "value": "** UNSUPPORTED WHEN ASSIGNED **\n\nWhen using the Chainsaw or SocketAppender components with Log4j 1.x on JRE less than 1.7, an attacker that manages to cause a logging entry involving a specially-crafted (ie, deeply nested) \nhashmap or hashtable (depending on which logging component is in use) to be processed could exhaust the available memory in the virtual machine and achieve Denial of Service when the object is deserialized.\n\nThis issue affects Apache Log4j before 2. Affected users are recommended to update to Log4j 2.x.\n\nNOTE: This vulnerability only affects products that are no longer supported by the maintainer.\n\n\n\n\n"}], "metrics": [{"other": {"content": {"text": "low"}, "type": "Textual description of severity"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-502", "description": "CWE-502 Deserialization of Untrusted Data", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2023-04-20T07:55:41.272Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://lists.apache.org/thread/wkx6grrcjkh86crr49p4blc1v1nflj3t"}, {"url": "https://security.netapp.com/advisory/ntap-20230505-0008/"}], "source": {"discovery": "UNKNOWN"}, "title": "Apache Log4j 1.x (EOL) allows DoS in Chainsaw and SocketAppender", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:log4j:*:*:*:*:*:*:*:*", "matchCriteriaId": "CA680396-534B-4D0E-8F7F-F504B3E032A2", "versionEndExcluding": "2.0", "versionStartIncluding": "1.0.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "** UNSUPPORTED WHEN ASSIGNED **\n\nWhen using the Chainsaw or SocketAppender components with Log4j 1.x on JRE less than 1.7, an attacker that manages to cause a logging entry involving a specially-crafted (ie, deeply nested) \nhashmap or hashtable (depending on which logging component is in use) to be processed could exhaust the available memory in the virtual machine and achieve Denial of Service when the object is deserialized.\n\nThis issue affects Apache Log4j before 2. Affected users are recommended to update to Log4j 2.x.\n\nNOTE: This vulnerability only affects products that are no longer supported by the maintainer.\n\n\n\n\n"}], "id": "CVE-2023-26464", "lastModified": "2023-05-05T20:15:10.253", "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"}]}, "published": "2023-03-10T14:15:10.453", "references": [{"source": "security@apache.org", "tags": ["Mailing List"], "url": "https://lists.apache.org/thread/wkx6grrcjkh86crr49p4blc1v1nflj3t"}, {"source": "security@apache.org", "url": "https://security.netapp.com/advisory/ntap-20230505-0008/"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "security@apache.org", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-502"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

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