CVE-2019-20423

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://lustre.org/", "name": "http://lustre.org/", "tags": ["Product", "Vendor Advisory"], "refsource": "MISC"}, {"url": "https://review.whamcloud.com/#/c/35935/", "name": "https://review.whamcloud.com/#/c/35935/", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "http://wiki.lustre.org/Lustre_2.12.3_Changelog", "name": "http://wiki.lustre.org/Lustre_2.12.3_Changelog", "tags": ["Release Notes", "Vendor Advisory"], "refsource": "MISC"}, {"url": "https://jira.whamcloud.com/browse/LU-12605", "name": "https://jira.whamcloud.com/browse/LU-12605", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "In the Lustre file system before 2.12.3, the ptlrpc module has a buffer overflow and panic due to the lack of validation for specific fields of packets sent by a client. The function target_handle_connect() mishandles a certain size value when a client connects to a server, because of an integer signedness error."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-120"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-20423", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}}, "publishedDate": "2020-01-27T05:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:lustre:lustre:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2.12.3"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-01-28T17:03Z"}