Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:*", "matchCriteriaId": "BBB557FB-2D64-4B67-ABB4-232B8532E9F7", "versionEndExcluding": "7.4.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:freebsd:freebsd:-:*:*:*:*:*:*:*", "matchCriteriaId": "3B2AEFCC-A2F6-45A6-A2EF-24F7906E44E2", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "matchCriteriaId": "F4D6C6EB-04EC-4514-947F-37DA23C07BD1", "versionEndExcluding": "4.4.15", "versionStartIncluding": "4.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "matchCriteriaId": "C93F9D32-8BFD-484B-8D16-6A440132A4E3", "versionEndExcluding": "4.5.12", "versionStartIncluding": "4.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "matchCriteriaId": "92EBC874-FF91-47E4-B57D-A54DF0859239", "versionEndExcluding": "4.6.6", "versionStartIncluding": "4.6.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "17CE3EBB-FF76-4158-81FE-63AECECA988E", "versionEndExcluding": "11.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "matchCriteriaId": "C43CA59D-847F-4225-A7A6-02DEB1BB4F64", "versionEndExcluding": "10.13.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "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:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In _krb5_extract_ticket() the KDC-REP service name must be obtained from the encrypted version stored in 'enc_part' instead of the unencrypted version stored in 'ticket'. Use of the unencrypted version provides an opportunity for successful server impersonation and other attacks. NOTE: this CVE is only for Heimdal and other products that embed Heimdal code; it does not apply to other instances in which this part of the Kerberos 5 protocol specification is violated."}, {"lang": "es", "value": "Heimdal en versiones anteriores a la 7.4 permite que atacantes remotos suplanten servicios con ataques Orpheus' Lyre ya que obtiene nombres de servicios principales, de manera que viola la especificaci\u00f3n del protocolo Kerberos 5. En _krb5_extract_ticket() el nombre del servicio KDC-REP se debe obtener de la versi\u00f3n cifrada almacenada en 'enc_part' en lugar de la versi\u00f3n sin cifrar almacenada en 'ticket'. El uso de versiones sin cifrar supone una oportunidad para que se lleve a cabo una suplantaci\u00f3n del servidor exitosa adem\u00e1s de otros ataques. NOTA: este CVE solo es aplicable a Heimdal y otros productos que embeben c\u00f3digo Heimdal."}], "id": "CVE-2017-11103", "lastModified": "2024-11-21T03:07:06.110", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-07-13T13:29:00.173", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3912"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://www.h5l.org/advisories.html?show=2017-07-11"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/99551"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1038876"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1039427"}, {"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://github.com/heimdal/heimdal/releases/tag/heimdal-7.4.0"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://support.apple.com/HT208112"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://support.apple.com/HT208144"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://support.apple.com/HT208221"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.freebsd.org/security/advisories/FreeBSD-SA-17:05.heimdal.asc"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.orpheus-lyre.info/"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.samba.org/samba/security/CVE-2017-11103.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3912"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://www.h5l.org/advisories.html?show=2017-07-11"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/99551"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1038876"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1039427"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/heimdal/heimdal/releases/tag/heimdal-7.4.0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://support.apple.com/HT208112"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://support.apple.com/HT208144"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://support.apple.com/HT208221"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.freebsd.org/security/advisories/FreeBSD-SA-17:05.heimdal.asc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.orpheus-lyre.info/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.samba.org/samba/security/CVE-2017-11103.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-345"}], "source": "nvd@nist.gov", "type": "Primary"}]}