{ "id": "CVE-2016-2118", "sourceIdentifier": "secalert@redhat.com", "published": "2016-04-12T23:59:37.497", "lastModified": "2022-08-29T20:20:17.343", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "The MS-SAMR and MS-LSAD protocol implementations in Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 mishandle DCERPC connections, which allows man-in-the-middle attackers to perform protocol-downgrade attacks and impersonate users by modifying the client-server data stream, aka \"BADLOCK.\"" }, { "lang": "es", "value": "Las implementaciones de protocolo MS-SAMR y MS-LSAD en Samba 3.x y 4.x en versiones anteriores a 4.2.11, 4.3.x en versiones anteriores a 4.3.8 y 4.4.x en versiones anteriores a 4.4.2 no maneja correctamente las conexiones DCERPC, lo que permite a atacantes man-in-the-middle llevar a cabo ataques de desactualizaci\u00f3n de protocolo y hacerse pasar por usuarios modificando el flujo de datos cliente-servidor, tambi\u00e9n conocida como \"BADLOCK\"." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.6, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "baseScore": 6.8 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 6.4, "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:a:samba:samba:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.6.0", "versionEndExcluding": "4.2.10", "matchCriteriaId": "C5AD396C-0AAD-47F7-8001-2EE80E42531F" }, { "vulnerable": true, "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.3.0", "versionEndExcluding": "4.3.7", "matchCriteriaId": "DE3D8FA9-4965-411D-AC14-E5749DC4A330" }, { "vulnerable": true, "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4.0", "versionEndExcluding": "4.4.1", "matchCriteriaId": "6C7A7169-3A2E-4C90-A5F9-01B899693218" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*", "matchCriteriaId": "CB66DB75-2B16-4EBF-9B93-CE49D8086E41" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*", "matchCriteriaId": "815D70A8-47D3-459C-A32C-9FEACA0659D1" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*", "matchCriteriaId": "E88A537F-F4D0-46B9-9E37-965233C2A355" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*", "matchCriteriaId": "7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA" }, { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43" } ] } ] } ], "references": [ { "url": "http://badlock.org/", "source": "secalert@redhat.com", "tags": [ "Technical Description", "Third Party Advisory" ] }, { "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182185.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182272.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182288.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00020.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00021.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00022.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00023.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00024.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0611.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0612.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0613.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0614.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0618.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0619.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0620.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0621.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0623.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0624.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-0625.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.debian.org/security/2016/dsa-3548", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.securityfocus.com/bid/86002", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.securitytracker.com/id/1035533", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.458012", "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-2950-1", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-2950-2", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-2950-3", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-2950-4", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-2950-5", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://access.redhat.com/security/vulnerabilities/badlock", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://bto.bluecoat.com/security-advisory/sa122", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05162399", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05166182", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://help.ecostruxureit.com/display/public/UADCO8x/StruxureWare+Data+Center+Operation+Software+Vulnerability+Fixes", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://kb.netapp.com/support/s/article/ka51A0000008SXzQAM/smb-vulnerabilities-in-multiple-netapp-products", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40196", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://security.gentoo.org/glsa/201612-47", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.kb.cert.org/vuls/id/813296", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory", "US Government Resource" ] }, { "url": "https://www.samba.org/samba/history/samba-4.2.10.html", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.samba.org/samba/latest_news.html#4.4.2", "source": "secalert@redhat.com", "tags": [ "Vendor Advisory" ] }, { "url": "https://www.samba.org/samba/security/CVE-2016-2118.html", "source": "secalert@redhat.com", "tags": [ "Vendor Advisory" ] } ] }