CVE-2014-9717

{"id": "CVE-2014-9717", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 3.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.1, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 4.2, "exploitabilityScore": 1.8}]}, "published": "2016-05-02T10:59:06.593", "references": [{"url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ce07d891a0891d3c0d0c2d73d577490486b809e1", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html", "source": "cve@mitre.org"}, {"url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.2", "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2015/04/17/4", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/74226", "source": "cve@mitre.org"}, {"url": "http://www.spinics.net/lists/linux-containers/msg30786.html", "source": "cve@mitre.org"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1226751", "source": "cve@mitre.org"}, {"url": "https://github.com/torvalds/linux/commit/ce07d891a0891d3c0d0c2d73d577490486b809e1", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://groups.google.com/forum/message/raw?msg=linux.kernel/HnegnbXk0Vs/RClojwJzAFEJ", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-284"}]}], "descriptions": [{"lang": "en", "value": "fs/namespace.c in the Linux kernel before 4.0.2 processes MNT_DETACH umount2 system calls without verifying that the MNT_LOCKED flag is unset, which allows local users to bypass intended access restrictions and navigate to filesystem locations beneath a mount by calling umount2 within a user namespace."}, {"lang": "es", "value": "fs/namespace.c en el kernel de Linux en versiones anteriores a 4.0.2 procesa llamadas de sistema MNT_DETACH umount2 sin verificar que el indicador MNT_LOCKED no est\u00e1 establecido, lo que permite a usuarios locales eludir restricciones dedicadas al acceso y navegar a localizaciones de archivos de sistema bajo un montaje llamando a umount2 en un espacio de nombres de usuario."}], "lastModified": "2016-08-12T01:59:05.210", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D460F925-66B4-4BED-BD3B-91A8C60B8AC4", "versionEndIncluding": "4.0.1"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}