gsd-2018-16860
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
A flaw was found in samba's Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal.
Aliases
Aliases
CVE-2018-16860


To clipboard 

{
  "GSD": {
    "alias": "CVE-2018-16860",
    "description": "A flaw was found in samba\u0027s Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal.",
    "id": "GSD-2018-16860",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-16860.html",
      "https://www.debian.org/security/2019/dsa-4455",
      "https://www.debian.org/security/2019/dsa-4443",
      "https://ubuntu.com/security/CVE-2018-16860"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-16860"
      ],
      "details": "A flaw was found in samba\u0027s Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal.",
      "id": "GSD-2018-16860",
      "modified": "2023-12-13T01:22:25.907638Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2018-16860",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "samba",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "4.8.x up to, excluding 4.8.12"
                        },
                        {
                          "version_value": "4.9.x up to, excluding 4.9.8"
                        },
                        {
                          "version_value": "4.10.x up to, excluding 4.10.3"
                        }
                      ]
                    }
                  }
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              "vendor_name": "SAMBA"
            }
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            "value": "A flaw was found in samba\u0027s Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal."
          }
        ]
      },
      "impact": {
        "cvss": [
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            {
              "vectorString": "7.5/CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.0"
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      "problemtype": {
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                "value": "CWE-358"
              }
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      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.synology.com/security/advisory/Synology_SA_19_23",
            "refsource": "CONFIRM",
            "url": "https://www.synology.com/security/advisory/Synology_SA_19_23"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16860",
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          },
          {
            "name": "https://www.samba.org/samba/security/CVE-2018-16860.html",
            "refsource": "MISC",
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            "refsource": "FULLDISC",
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          },
          {
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            "refsource": "CONFIRM",
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          },
          {
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            "refsource": "CONFIRM",
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          },
          {
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            "refsource": "CONFIRM",
            "url": "https://support.apple.com/HT210353"
          },
          {
            "name": "GLSA-202003-52",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202003-52"
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        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "4.10.3",
                "versionStartIncluding": "4.10.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "4.8.12",
                "versionStartIncluding": "4.8.0",
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              },
              {
                "cpe23Uri": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
                "cpe_name": [],
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                "versionStartIncluding": "4.9.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "7.5.0",
                "versionStartIncluding": "0.8",
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              }
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      "cve": {
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            }
          ]
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              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16860",
              "refsource": "CONFIRM",
              "tags": [
                "Issue Tracking",
                "Third Party Advisory"
              ],
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            },
            {
              "name": "https://www.samba.org/samba/security/CVE-2018-16860.html",
              "refsource": "MISC",
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              "url": "https://www.samba.org/samba/security/CVE-2018-16860.html"
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.0,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 6.8,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 1.6,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2019-08-14T12:15Z",
      "publishedDate": "2019-07-31T15:15Z"
    }
  }
}


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