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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:freebsd:freebsd:7.2:*:*:*:*:*:*:*", "matchCriteriaId": "F948527C-A01E-4315-80B6-47FACE18A34F", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:7.2:pre-release:*:*:*:*:*:*", "matchCriteriaId": "8B573401-DC6F-4AFE-92F5-D96F785D2107", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:7.2:stable:*:*:*:*:*:*", "matchCriteriaId": "60D40129-108B-421B-9990-6C6F381C96AD", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "3CF1F9EF-01AF-4708-AE02-765360AF3D66", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:8.1-prerelease:*:*:*:*:*:*:*", "matchCriteriaId": "B525B32B-417E-49C8-9847-A9F807FA67B0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "sys/nfsclient/nfs_vfsops.c in the NFS client in the kernel in FreeBSD 7.2 through 8.1-PRERELEASE, when vfs.usermount is enabled, does not validate the length of a certain fhsize parameter, which allows local users to gain privileges via a crafted mount request."}, {"lang": "es", "value": "sys/nfsclient/nfs_vfsops.c en el cliente NFS en el kernel en FreeBSD v7.2 hasta v8.1-PRERELEASE, cuando vfs.usermount est\u00e1 habilitado no valida la longitud de ciertos par\u00e1metros fhsize, lo que permite a usuarios locales obtener privilegios a trav\u00e9s de una petici\u00f3n mount manipulada."}], "id": "CVE-2010-2020", "lastModified": "2012-11-06T04:41:21.720", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 6.9, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2010-05-28T18:30:01.550", "references": [{"source": "secteam@freebsd.org", "tags": ["Vendor Advisory"], "url": "http://security.FreeBSD.org/advisories/FreeBSD-SA-10:06.nfsclient.asc"}, {"source": "secteam@freebsd.org", "url": "http://securitytracker.com/id?1024039"}, {"source": "secteam@freebsd.org", "url": "http://www.exploit-db.com/exploits/14002"}, {"source": "secteam@freebsd.org", "url": "http://www.exploit-db.com/exploits/14003"}], "sourceIdentifier": "secteam@freebsd.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}