{
  "id": "CVE-2016-2119",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2016-07-07T15:59:00.133",
  "lastModified": "2022-08-29T20:20:08.940",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "libcli/smb/smbXcli_base.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the (1) SMB2_SESSION_FLAG_IS_GUEST or (2) SMB2_SESSION_FLAG_IS_NULL flag."
    },
    {
      "lang": "es",
      "value": "ibcli/smb/smbXcli_base.c en Samba 4.x en versiones anteriores a 4.2.14, 4.3.x en versiones anteriores a 4.3.11 y 4.4.x en versiones anteriores a 4.4.5 permite a atacantes man-in-the-middle eludir el mecanismo de protecci\u00f3n de firmado de cliente y consecuentemente suplantar los servidores SMB2 y SMB3, a trav\u00e9s de los indicadores (1) SMB2_SESSION_FLAG_IS_GUEST o (2) SMB2_SESSION_FLAG_IS_NULL."
    }
  ],
  "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-94"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.0.0",
              "versionEndExcluding": "4.2.14",
              "matchCriteriaId": "E6FD4346-FDE6-40F8-AAC5-F72ED275E4F3"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.3.0",
              "versionEndExcluding": "4.3.11",
              "matchCriteriaId": "549834A6-DDF7-4C48-9626-EEF4668AE77C"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.4.0",
              "versionEndExcluding": "4.4.5",
              "matchCriteriaId": "D45F68E2-A9BF-4B0C-9699-3D4D9419B405"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00060.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1486.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1487.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1494.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.securityfocus.com/bid/91700",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://www.securitytracker.com/id/1036244",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://security.gentoo.org/glsa/201805-07",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.samba.org/samba/security/CVE-2016-2119.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}