CVE-2016-2125
Vulnerability from cvelistv5
Published
2018-10-31 20:00
Modified
2024-08-05 23:17
Severity ?
6.4 (Medium) - CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Summary
It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
References
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2017-0494.htmlThird Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2017-0495.htmlThird Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2017-0662.htmlThird Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2017-0744.htmlThird Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/94988Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.securitytracker.com/id/1037494Third Party Advisory, VDB Entry
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2017:1265Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125Mitigation, Issue Tracking, Third Party Advisory
secalert@redhat.comhttps://www.samba.org/samba/security/CVE-2016-2125.htmlMitigation, Patch, Vendor Advisory
Impacted products
[UNKNOWN]samba
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T23:17:50.585Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "RHSA-2017:0495",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2017-0495.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125"
          },
          {
            "name": "RHSA-2017:0494",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2017-0494.html"
          },
          {
            "name": "1037494",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1037494"
          },
          {
            "name": "RHSA-2017:1265",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1265"
          },
          {
            "name": "94988",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/94988"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.samba.org/samba/security/CVE-2016-2125.html"
          },
          {
            "name": "RHSA-2017:0744",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2017-0744.html"
          },
          {
            "name": "RHSA-2017:0662",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2017-0662.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "samba",
          "vendor": "[UNKNOWN]",
          "versions": [
            {
              "status": "affected",
              "version": "4.5.3"
            },
            {
              "status": "affected",
              "version": "4.4.8"
            },
            {
              "status": "affected",
              "version": "4.3.13"
            }
          ]
        }
      ],
      "datePublic": "2016-12-19T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "HIGH",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "CWE-287",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-11-01T09:57:01",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "RHSA-2017:0495",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2017-0495.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125"
        },
        {
          "name": "RHSA-2017:0494",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2017-0494.html"
        },
        {
          "name": "1037494",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1037494"
        },
        {
          "name": "RHSA-2017:1265",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1265"
        },
        {
          "name": "94988",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/94988"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.samba.org/samba/security/CVE-2016-2125.html"
        },
        {
          "name": "RHSA-2017:0744",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2017-0744.html"
        },
        {
          "name": "RHSA-2017:0662",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2017-0662.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2016-2125",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "samba",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "4.5.3"
                          },
                          {
                            "version_value": "4.4.8"
                          },
                          {
                            "version_value": "4.3.13"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "[UNKNOWN]"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users."
            }
          ]
        },
        "impact": {
          "cvss": [
            [
              {
                "vectorString": "6.4/CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N",
                "version": "3.0"
              }
            ],
            [
              {
                "vectorString": "4.3/AV:A/AC:M/Au:N/C:P/I:P/A:N",
                "version": "2.0"
              }
            ]
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-287"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "RHSA-2017:0495",
              "refsource": "REDHAT",
              "url": "http://rhn.redhat.com/errata/RHSA-2017-0495.html"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125",
              "refsource": "CONFIRM",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125"
            },
            {
              "name": "RHSA-2017:0494",
              "refsource": "REDHAT",
              "url": "http://rhn.redhat.com/errata/RHSA-2017-0494.html"
            },
            {
              "name": "1037494",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1037494"
            },
            {
              "name": "RHSA-2017:1265",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2017:1265"
            },
            {
              "name": "94988",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/94988"
            },
            {
              "name": "https://www.samba.org/samba/security/CVE-2016-2125.html",
              "refsource": "CONFIRM",
              "url": "https://www.samba.org/samba/security/CVE-2016-2125.html"
            },
            {
              "name": "RHSA-2017:0744",
              "refsource": "REDHAT",
              "url": "http://rhn.redhat.com/errata/RHSA-2017-0744.html"
            },
            {
              "name": "RHSA-2017:0662",
              "refsource": "REDHAT",
              "url": "http://rhn.redhat.com/errata/RHSA-2017-0662.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2016-2125",
    "datePublished": "2018-10-31T20:00:00",
    "dateReserved": "2016-01-29T00:00:00",
    "dateUpdated": "2024-08-05T23:17:50.585Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2016-2125\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2018-10-31T20:29:00.247\",\"lastModified\":\"2023-11-07T02:30:56.917\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.\"},{\"lang\":\"es\",\"value\":\"Se ha descubierto que Samba, en versiones anteriores a la 4.5.3, 4.4.8 y 4.3.13, siempre solicitaba tickets que pod\u00edan reenviarse al emplear la autenticaci\u00f3n de Kerberos. Un servicio al que Samba se ha autenticado con Kerberos podr\u00eda emplear el ticket para suplantar Samba con otros usuarios de servicios o dominios.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}],\"cvssMetricV30\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.4,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":1.2,\"impactScore\":5.2}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:A/AC:L/Au:N/C:P/I:N/A:N\",\"accessVector\":\"ADJACENT_NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":3.3},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":6.5,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]},{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.0.25\",\"versionEndExcluding\":\"4.3.13\",\"matchCriteriaId\":\"4A8F34E8-7040-4DB7-9979-DD2D20C8D03C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.4.0\",\"versionEndExcluding\":\"4.4.8\",\"matchCriteriaId\":\"9A963A86-CAF4-4882-B9DC-E9C7CDA2764C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.5.0\",\"versionEndExcluding\":\"4.5.3\",\"matchCriteriaId\":\"6044E13A-532E-403E-AA23-4A77771D2094\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:gluster_storage:3.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F1986832-44C9-491E-A75D-AAD8FAE683E6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EE249E1B-A1FD-4E08-AA71-A0E1F10FFE97\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"33C068A4-3780-4EAB-A937-6082DF847564\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9BBCD86A-E6C7-4444-9D74-F861084090F0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"51EF4996-72F4-4FA4-814F-F5991E7A8318\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D99A687E-EAE6-417E-A88E-D0082BC194CD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B353CE99-D57C-465B-AAB0-73EF581127D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A8442C20-41F9-47FD-9A12-E724D3A31FD7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9EC0D196-F7B8-4BDD-9050-779F7A7FBEE4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A4E9DD8A-A68B-4A69-8B01-BFF92A2020A8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BF77CDCF-B9C9-427D-B2BF-36650FB2148C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"24C0F4E1-C52C-41E0-9F14-F83ADD5CC7ED\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B76AA310-FEC7-497F-AF04-C3EC1E76C4CC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E5ED5807-55B7-47C5-97A6-03233F4FBC3A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"825ECE2D-E232-46E0-A047-074B34DB1E97\"}]}]}],\"references\":[{\"url\":\"http://rhn.redhat.com/errata/RHSA-2017-0494.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2017-0495.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2017-0662.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2017-0744.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/94988\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1037494\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2017:1265\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mitigation\",\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://www.samba.org/samba/security/CVE-2016-2125.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mitigation\",\"Patch\",\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.