CVE-2018-16860

{"id": "CVE-2018-16860", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 6.8, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.6}, {"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.6}]}, "published": "2019-07-31T15:15:11.687", "references": [{"url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00026.html", "source": "secalert@redhat.com"}, {"url": "http://seclists.org/fulldisclosure/2019/Aug/11", "source": "secalert@redhat.com"}, {"url": "http://seclists.org/fulldisclosure/2019/Aug/13", "source": "secalert@redhat.com"}, {"url": "http://seclists.org/fulldisclosure/2019/Aug/14", "source": "secalert@redhat.com"}, {"url": "http://seclists.org/fulldisclosure/2019/Aug/15", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16860", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://seclists.org/bugtraq/2019/Aug/21", "source": "secalert@redhat.com"}, {"url": "https://seclists.org/bugtraq/2019/Aug/22", "source": "secalert@redhat.com"}, {"url": "https://seclists.org/bugtraq/2019/Aug/23", "source": "secalert@redhat.com"}, {"url": "https://seclists.org/bugtraq/2019/Aug/25", "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/202003-52", "source": "secalert@redhat.com"}, {"url": "https://support.apple.com/HT210346", "source": "secalert@redhat.com"}, {"url": "https://support.apple.com/HT210348", "source": "secalert@redhat.com"}, {"url": "https://support.apple.com/HT210351", "source": "secalert@redhat.com"}, {"url": "https://support.apple.com/HT210353", "source": "secalert@redhat.com"}, {"url": "https://www.samba.org/samba/security/CVE-2018-16860.html", "tags": ["Mitigation", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.synology.com/security/advisory/Synology_SA_19_23", "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-358"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-358"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in samba's Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal."}, {"lang": "es", "value": "Se encontr\u00f3 un fallo en la implementaci\u00f3n de Heimdal KDC de samba, versiones 4.8.x hasta 4.8.12 excluy\u00e9ndola, versiones 4.9.x hasta 4.9.8 excluy\u00e9ndola, y versiones 4.10.x hasta 4.10.3 excluy\u00e9ndola, cuando es usado en modo AD DC . Un atacante de tipo man in the middle podr\u00eda usar este fallo para interceptar la petici\u00f3n al KDC y reemplazar el nombre de usuario (principal) en la petici\u00f3n con cualquier nombre de usuario (principal) deseado que exista en el KDC obteniendo efectivamente un ticket para este principal."}], "lastModified": "2019-08-14T12:15:11.307", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "04E9BEFE-FF93-4C6F-B76D-6B8CFE1E5BDD", "versionEndExcluding": "4.8.12", "versionStartIncluding": "4.8.0"}, {"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "35DB3E08-0131-4AF2-AB27-D51B401D7D45", "versionEndExcluding": "4.9.8", "versionStartIncluding": "4.9.0"}, {"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "895BEC8B-ADBC-4575-B07E-3149A613C4ED", "versionEndExcluding": "4.10.3", "versionStartIncluding": "4.10.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "683A4E25-64AF-46AC-BAA8-E56BD9C9840F", "versionEndIncluding": "7.5.0", "versionStartIncluding": "0.8"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}