cve-2016-2119
Vulnerability from cvelistv5
Published
2016-07-07 15:00
Modified
2024-08-05 23:17
Severity ?
Summary
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.
References
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2016-07/msg00060.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2016-1486.htmlThird Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2016-1487.htmlThird Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2016-1494.htmlThird Party Advisory
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlThird Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/91700Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.securitytracker.com/id/1036244Third Party Advisory, VDB Entry
secalert@redhat.comhttps://security.gentoo.org/glsa/201805-07Third Party Advisory
secalert@redhat.comhttps://www.samba.org/samba/security/CVE-2016-2119.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2016-07/msg00060.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-1486.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-1487.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-1494.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/91700Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1036244Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201805-07Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.samba.org/samba/security/CVE-2016-2119.htmlVendor Advisory
Impacted products
Vendor Product Version
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T23:17:50.569Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html"
          },
          {
            "name": "RHSA-2016:1494",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2016-1494.html"
          },
          {
            "name": "91700",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/91700"
          },
          {
            "name": "RHSA-2016:1486",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2016-1486.html"
          },
          {
            "name": "GLSA-201805-07",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201805-07"
          },
          {
            "name": "openSUSE-SU-2016:1830",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00060.html"
          },
          {
            "name": "RHSA-2016:1487",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2016-1487.html"
          },
          {
            "name": "1036244",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1036244"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.samba.org/samba/security/CVE-2016-2119.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-07-07T00:00:00",
      "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."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-10-21T09:57:02",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html"
        },
        {
          "name": "RHSA-2016:1494",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2016-1494.html"
        },
        {
          "name": "91700",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/91700"
        },
        {
          "name": "RHSA-2016:1486",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2016-1486.html"
        },
        {
          "name": "GLSA-201805-07",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201805-07"
        },
        {
          "name": "openSUSE-SU-2016:1830",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00060.html"
        },
        {
          "name": "RHSA-2016:1487",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2016-1487.html"
        },
        {
          "name": "1036244",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1036244"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.samba.org/samba/security/CVE-2016-2119.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2016-2119",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "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."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html",
              "refsource": "CONFIRM",
              "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html"
            },
            {
              "name": "RHSA-2016:1494",
              "refsource": "REDHAT",
              "url": "http://rhn.redhat.com/errata/RHSA-2016-1494.html"
            },
            {
              "name": "91700",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/91700"
            },
            {
              "name": "RHSA-2016:1486",
              "refsource": "REDHAT",
              "url": "http://rhn.redhat.com/errata/RHSA-2016-1486.html"
            },
            {
              "name": "GLSA-201805-07",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201805-07"
            },
            {
              "name": "openSUSE-SU-2016:1830",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00060.html"
            },
            {
              "name": "RHSA-2016:1487",
              "refsource": "REDHAT",
              "url": "http://rhn.redhat.com/errata/RHSA-2016-1487.html"
            },
            {
              "name": "1036244",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1036244"
            },
            {
              "name": "https://www.samba.org/samba/security/CVE-2016-2119.html",
              "refsource": "CONFIRM",
              "url": "https://www.samba.org/samba/security/CVE-2016-2119.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2016-2119",
    "datePublished": "2016-07-07T15:00:00",
    "dateReserved": "2016-01-29T00:00:00",
    "dateUpdated": "2024-08-05T23:17:50.569Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2016-2119\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2016-07-07T15:59:00.133\",\"lastModified\":\"2024-11-21T02:47:52.257\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"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\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"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\",\"baseScore\":6.8,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"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\"]},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2016-07/msg00060.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2016-1486.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2016-1487.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2016-1494.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/91700\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1036244\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://security.gentoo.org/glsa/201805-07\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.samba.org/samba/security/CVE-2016-2119.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.