GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2017-12151 (GCVE-0-2017-12151)

Vulnerability from cvelistv5 – Published: 2018-07-27 12:00 – Updated: 2024-08-05 18:28
VLAI
Summary
A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack.
Severity
7.4 (High)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Samba samba Affected: 4.4.16
Affected: 4.5.14
Affected: 4.6.8
guessed Create a notification for this product.
Date Public
2017-09-20 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T18:28:16.367Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20170921-0001/"
          },
          {
            "name": "RHSA-2017:2790",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:2790"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151"
          },
          {
            "name": "100917",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/100917"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03817en_us"
          },
          {
            "name": "DSA-3983",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2017/dsa-3983"
          },
          {
            "name": "RHSA-2017:2858",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:2858"
          },
          {
            "name": "1039401",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1039401"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.samba.org/samba/security/CVE-2017-12151.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "samba",
          "vendor": "Samba",
          "versions": [
            {
              "status": "affected",
              "version": "4.4.16"
            },
            {
              "status": "affected",
              "version": "4.5.14"
            },
            {
              "status": "affected",
              "version": "4.6.8"
            }
          ]
        }
      ],
      "datePublic": "2017-09-20T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-300",
              "description": "CWE-300",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-07-31T15:57:01.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20170921-0001/"
        },
        {
          "name": "RHSA-2017:2790",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:2790"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151"
        },
        {
          "name": "100917",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/100917"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03817en_us"
        },
        {
          "name": "DSA-3983",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2017/dsa-3983"
        },
        {
          "name": "RHSA-2017:2858",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:2858"
        },
        {
          "name": "1039401",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1039401"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.samba.org/samba/security/CVE-2017-12151.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2017-12151",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "samba",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "4.4.16"
                          },
                          {
                            "version_value": "4.5.14"
                          },
                          {
                            "version_value": "4.6.8"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Samba"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack."
            }
          ]
        },
        "impact": {
          "cvss": [
            [
              {
                "vectorString": "7.4/CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
                "version": "3.0"
              }
            ]
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-300"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://security.netapp.com/advisory/ntap-20170921-0001/",
              "refsource": "CONFIRM",
              "url": "https://security.netapp.com/advisory/ntap-20170921-0001/"
            },
            {
              "name": "RHSA-2017:2790",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2017:2790"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151",
              "refsource": "CONFIRM",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151"
            },
            {
              "name": "100917",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/100917"
            },
            {
              "name": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03817en_us",
              "refsource": "CONFIRM",
              "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03817en_us"
            },
            {
              "name": "DSA-3983",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2017/dsa-3983"
            },
            {
              "name": "RHSA-2017:2858",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2017:2858"
            },
            {
              "name": "1039401",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1039401"
            },
            {
              "name": "https://www.samba.org/samba/security/CVE-2017-12151.html",
              "refsource": "CONFIRM",
              "url": "https://www.samba.org/samba/security/CVE-2017-12151.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2017-12151",
    "datePublished": "2018-07-27T12:00:00.000Z",
    "dateReserved": "2017-08-01T00:00:00.000Z",
    "dateUpdated": "2024-08-05T18:28:16.367Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2017-12151",
      "date": "2026-09-19",
      "epss": "0.04595",
      "percentile": "0.91227"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "3FF52F5F-8DF4-48FC-A4F1-F41C17DEEC0D",
                  "versionEndExcluding": "4.4.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "5CE62DA6-5CD9-4805-BBE3-65F342B13AC8",
                  "versionEndExcluding": "4.5.14",
                  "versionStartIncluding": "4.5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "8EF4B09A-5F81-4A13-B7FA-F4A97C773405",
                  "versionEndExcluding": "4.6.8",
                  "versionStartIncluding": "4.6.0",
                  "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:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A",
                  "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_aus:7.4:*:*:*:*:*:*:*",
                  "matchCriteriaId": "D99A687E-EAE6-417E-A88E-D0082BC194CD",
                  "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_workstation:7.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:hp:cifs_server:b.04.05.11.00:*:*:*:*:*:*:*",
                  "matchCriteriaId": "68013CEA-3847-44BE-8019-93F7B06B50FE",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack."
        },
        {
          "lang": "es",
          "value": "Se ha encontrado un fallo en la forma en la que el cliente samba en versiones anteriores a samba 4.4.16, samba 4.5.14 y samba 4.6.8 utilizaba cifrado con el protocolo max establecido en SMB3. La conexi\u00f3n pod\u00eda perder el requisito de firmar y cifrar con cualquier redirecci\u00f3n DFS, lo que permit\u00eda a un atacante leer o alterar el contenido de la conexi\u00f3n mediante un ataque Man-in-the-Middle (MitM)."
        }
      ],
      "id": "CVE-2017-12151",
      "lastModified": "2024-11-21T03:08:56.363",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "MEDIUM",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "NONE",
              "baseScore": 5.8,
              "confidentialityImpact": "PARTIAL",
              "integrityImpact": "PARTIAL",
              "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
              "version": "2.0"
            },
            "exploitabilityScore": 8.6,
            "impactScore": 4.9,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": false
          }
        ],
        "cvssMetricV30": [
          {
            "cvssData": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 7.4,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
              "version": "3.0"
            },
            "exploitabilityScore": 2.2,
            "impactScore": 5.2,
            "source": "secalert@redhat.com",
            "type": "Secondary"
          },
          {
            "cvssData": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 7.4,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
              "version": "3.0"
            },
            "exploitabilityScore": 2.2,
            "impactScore": 5.2,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2018-07-27T12:29:00.223",
      "references": [
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Third Party Advisory",
            "VDB Entry"
          ],
          "url": "http://www.securityfocus.com/bid/100917"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Third Party Advisory",
            "VDB Entry"
          ],
          "url": "http://www.securitytracker.com/id/1039401"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:2790"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:2858"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Issue Tracking",
            "Third Party Advisory"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20170921-0001/"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03817en_us"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://www.debian.org/security/2017/dsa-3983"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Mitigation",
            "Vendor Advisory"
          ],
          "url": "https://www.samba.org/samba/security/CVE-2017-12151.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory",
            "VDB Entry"
          ],
          "url": "http://www.securityfocus.com/bid/100917"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory",
            "VDB Entry"
          ],
          "url": "http://www.securitytracker.com/id/1039401"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:2790"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:2858"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Issue Tracking",
            "Third Party Advisory"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20170921-0001/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03817en_us"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://www.debian.org/security/2017/dsa-3983"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Mitigation",
            "Vendor Advisory"
          ],
          "url": "https://www.samba.org/samba/security/CVE-2017-12151.html"
        }
      ],
      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-300"
            }
          ],
          "source": "secalert@redhat.com",
          "type": "Secondary"
        },
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-310"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3FF52F5F-8DF4-48FC-A4F1-F41C17DEEC0D",
                    "versionEndExcluding": "4.4.16",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "5CE62DA6-5CD9-4805-BBE3-65F342B13AC8",
                    "versionEndExcluding": "4.5.14",
                    "versionStartIncluding": "4.5.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "8EF4B09A-5F81-4A13-B7FA-F4A97C773405",
                    "versionEndExcluding": "4.6.8",
                    "versionStartIncluding": "4.6.0",
                    "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:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A",
                    "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_aus:7.4:*:*:*:*:*:*:*",
                    "matchCriteriaId": "D99A687E-EAE6-417E-A88E-D0082BC194CD",
                    "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_workstation:7.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:hp:cifs_server:b.04.05.11.00:*:*:*:*:*:*:*",
                    "matchCriteriaId": "68013CEA-3847-44BE-8019-93F7B06B50FE",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack."
          },
          {
            "lang": "es",
            "value": "Se ha encontrado un fallo en la forma en la que el cliente samba en versiones anteriores a samba 4.4.16, samba 4.5.14 y samba 4.6.8 utilizaba cifrado con el protocolo max establecido en SMB3. La conexi\u00f3n pod\u00eda perder el requisito de firmar y cifrar con cualquier redirecci\u00f3n DFS, lo que permit\u00eda a un atacante leer o alterar el contenido de la conexi\u00f3n mediante un ataque Man-in-the-Middle (MitM)."
          }
        ],
        "id": "CVE-2017-12151",
        "lastModified": "2024-11-21T03:08:56.363",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 5.8,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 4.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.4,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 2.2,
              "impactScore": 5.2,
              "source": "secalert@redhat.com",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.4,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 2.2,
              "impactScore": 5.2,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2018-07-27T12:29:00.223",
        "references": [
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/100917"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1039401"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:2790"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:2858"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Issue Tracking",
              "Third Party Advisory"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20170921-0001/"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03817en_us"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2017/dsa-3983"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Mitigation",
              "Vendor Advisory"
            ],
            "url": "https://www.samba.org/samba/security/CVE-2017-12151.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/100917"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1039401"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:2790"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:2858"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Third Party Advisory"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20170921-0001/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03817en_us"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2017/dsa-3983"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mitigation",
              "Vendor Advisory"
            ],
            "url": "https://www.samba.org/samba/security/CVE-2017-12151.html"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-300"
              }
            ],
            "source": "secalert@redhat.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-310"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-30T11:40:23+00:00",
      "cve": "CVE-2017-12151",
      "id": "CVE-2017-12151",
      "initial_release_date": "2017-09-20T00:00:00+00:00",
      "product_status:fixed": "317",
      "product_status:known_affected": "15",
      "product_status:known_not_affected": "16",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "samba: SMB2 connections don\u0027t keep encryption across DFS redirects",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-12151.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-06-07T06:05:36Z",
      "cve": "CVE-2017-12151",
      "id": "CVE-2017-12151",
      "initial_release_date": "2023-02-15T04:42:10Z",
      "product_status:known_affected": "708",
      "product_status:known_not_affected": "272",
      "product_status:recommended": "3640",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2017-12151",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2017-12151.json",
      "version": "36"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.