{ "id": "CVE-2021-38199", "sourceIdentifier": "cve@mitre.org", "published": "2021-08-08T20:15:07.073", "lastModified": "2021-12-21T12:54:21.507", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "fs/nfs/nfs4client.c in the Linux kernel before 5.13.4 has incorrect connection-setup ordering, which allows operators of remote NFSv4 servers to cause a denial of service (hanging of mounts) by arranging for those servers to be unreachable during trunking detection." }, { "lang": "es", "value": "El archivo fs/nfs/nfs4client.c en el kernel de Linux versiones anteriores a 5.13.4, presenta un ordenamiento incorrecto de la configuraci\u00f3n de la conexi\u00f3n, que permite a operadores de servidores NFSv4 remotos causar una denegaci\u00f3n de servicio (cuelgue de montajes) al disponer de que esos servidores sean inalcanzables durante la detecci\u00f3n de trunking" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:A/AC:L/Au:N/C:N/I:N/A:P", "accessVector": "ADJACENT_NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 3.3 }, "baseSeverity": "LOW", "exploitabilityScore": 6.5, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.13.4", "matchCriteriaId": "4C85356F-2C6C-4FB9-B0CA-949711182223" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:netapp:hci_bootstrap_os:-:*:*:*:*:*:*:*", "matchCriteriaId": "1C767AA1-88B7-48F0-9F31-A89D16DCD52C" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*", "matchCriteriaId": "AD7447BC-F315-4298-A822-549942FC118B" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*", "matchCriteriaId": "A3C19813-E823-456A-B1CE-EC0684CE1953" }, { "vulnerable": true, "criteria": "cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*", "matchCriteriaId": "A6E9EF0C-AFA8-4F7B-9FDC-1E0F7C26E737" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:*", "matchCriteriaId": "85DF4B3F-4BBC-42B7-B729-096934523D63" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:netapp:hci_storage_node:-:*:*:*:*:*:*:*", "matchCriteriaId": "02DEB4FB-A21D-4CB1-B522-EEE5093E8521" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252" }, { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED" } ] } ] } ], "references": [ { "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4", "source": "cve@mitre.org", "tags": [ "Mailing List", "Patch", "Vendor Advisory" ] }, { "url": "https://github.com/torvalds/linux/commit/dd99e9f98fbf423ff6d365b37a98e8879170f17c", "source": "cve@mitre.org", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://security.netapp.com/advisory/ntap-20210902-0010/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.debian.org/security/2021/dsa-4978", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] } ] }