{ "id": "CVE-2015-3170", "sourceIdentifier": "secalert@redhat.com", "published": "2017-07-21T14:29:00.397", "lastModified": "2017-07-26T20:03:13.940", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [ { "lang": "en", "value": "selinux-policy when sysctl fs.protected_hardlinks are set to 0 allows local users to cause a denial of service (SSH login prevention) by creating a hardlink to /etc/passwd from a directory named .config, and updating selinux-policy." }, { "lang": "es", "value": "La pol\u00edtica selinux cuando fs.protected_hardlinks de sysctl se ajusta en 0 permite a los usuarios locales causar una denegaci\u00f3n de servicio (prevenci\u00f3n de inicio de sesi\u00f3n SSH) creando un enlace f\u00edsico a /etc/passwd desde un directorio llamado .config y actualizando la pol\u00edtica selinux." } ], "metrics": { "cvssMetricV30": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1 }, "baseSeverity": "LOW", "exploitabilityScore": 3.9, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-254" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:selinux_project:selinux:-:*:*:*:*:*:*:*", "matchCriteriaId": "7706AF90-BCE3-4A25-B321-635A89192992" } ] } ] } ], "references": [ { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1218672", "source": "secalert@redhat.com", "tags": [ "Issue Tracking" ] } ] }