gsd-2018-16837
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
Ansible "User" module leaks any data which is passed on as a parameter to ssh-keygen. This could lean in undesirable situations such as passphrases credentials passed as a parameter for the ssh-keygen executable. Showing those credentials in clear text form for every user which have access just to the process list.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2018-16837",
    "description": "Ansible \"User\" module leaks any data which is passed on as a parameter to ssh-keygen. This could lean in undesirable situations such as passphrases credentials passed as a parameter for the ssh-keygen executable. Showing those credentials in clear text form for every user which have access just to the process list.",
    "id": "GSD-2018-16837",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-16837.html",
      "https://www.debian.org/security/2019/dsa-4396",
      "https://access.redhat.com/errata/RHSA-2019:0590",
      "https://access.redhat.com/errata/RHSA-2019:0564",
      "https://access.redhat.com/errata/RHSA-2018:3463",
      "https://access.redhat.com/errata/RHSA-2018:3462",
      "https://access.redhat.com/errata/RHSA-2018:3461",
      "https://access.redhat.com/errata/RHSA-2018:3460",
      "https://ubuntu.com/security/CVE-2018-16837"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-16837"
      ],
      "details": "Ansible \"User\" module leaks any data which is passed on as a parameter to ssh-keygen. This could lean in undesirable situations such as passphrases credentials passed as a parameter for the ssh-keygen executable. Showing those credentials in clear text form for every user which have access just to the process list.",
      "id": "GSD-2018-16837",
      "modified": "2023-12-13T01:22:26.207378Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2018-16837",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Ansible",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "[UNKNOWN]"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
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          }
        ]
      },
      "impact": {
        "cvss": [
          [
            {
              "vectorString": "7.8/CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
              "version": "3.0"
            }
          ]
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-214"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "RHSA-2018:3460",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3460"
          },
          {
            "name": "105700",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/105700"
          },
          {
            "name": "RHSA-2018:3462",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3462"
          },
          {
            "name": "RHSA-2018:3505",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3505"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16837",
            "refsource": "CONFIRM",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16837"
          },
          {
            "name": "RHSA-2018:3463",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3463"
          },
          {
            "name": "[debian-lts-announce] 20181112 [SECURITY] [DLA 1576-1] ansible security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/11/msg00012.html"
          },
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            "url": "https://access.redhat.com/errata/RHSA-2018:3461"
          },
          {
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          },
          {
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00021.html"
          },
          {
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00077.html"
          },
          {
            "name": "USN-4072-1",
            "refsource": "UBUNTU",
            "url": "https://usn.ubuntu.com/4072-1/"
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          {
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            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00020.html"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "==2.0||\u003e=2.5,\u003c=2.7",
          "affected_versions": "Version 2.0, all versions starting from 2.5 up to 2.7",
          "credit": "Markus Teufelberger",
          "cvss_v2": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "cvss_v3": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-311",
            "CWE-937"
          ],
          "date": "2019-10-03",
          "description": "The ansible \u0027User\u0027 module leaks any data which is passed on as a parameter to ssh-keygen. This could lean in undesirable situations such as passphrases credentials passed as a parameter for the `ssh-keygen` executable. Showing those credentials in clear text form for every user which have access just to the process list.",
          "fixed_versions": [
            "2.0.0.1",
            "2.7.1"
          ],
          "identifier": "CVE-2018-16837",
          "identifiers": [
            "CVE-2018-16837"
          ],
          "not_impacted": "All versions before 2.0, all versions after 2.0 before 2.5, all versions after 2.7",
          "package_slug": "pypi/ansible",
          "pubdate": "2018-10-23",
          "solution": "Upgrade to versions 2.0.0.1, 2.7.1 or above.",
          "title": "Information Exposure",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2018-16837",
            "http://www.securityfocus.com/bid/105700",
            "https://github.com/ansible/ansible/blob/stable-2.5/changelogs/CHANGELOG-v2.5.rst#v2511",
            "https://github.com/ansible/ansible/blob/stable-2.6/changelogs/CHANGELOG-v2.6.rst#v267",
            "https://github.com/ansible/ansible/blob/stable-2.7/changelogs/CHANGELOG-v2.7.rst#v2-7-1",
            "https://github.com/ansible/ansible/commit/a0aa53d1a1d6075a7ae98ace138712ee6cb45ae4",
            "https://github.com/ansible/ansible/pull/47436"
          ],
          "uuid": "74a50c30-7dd0-4f2e-a44c-422fb3b274ee"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:redhat:ansible_engine:2.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:redhat:ansible_engine:2.6:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:redhat:ansible_engine:2.7:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:redhat:ansible_tower:3.3.0:*:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
                "cpe23Uri": "cpe:2.3:a:redhat:ansible_engine:2.5:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                "cpe_name": [],
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            ],
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          },
          {
            "children": [
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                "cpe_match": [
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                ],
                "operator": "OR"
              },
              {
                "children": [],
                "cpe_match": [
                  {
                    "cpe23Uri": "cpe:2.3:o:suse:linux_enterprise:12.0:*:*:*:*:*:*:*",
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                "operator": "OR"
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            "cpe_match": [],
            "operator": "AND"
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      "cve": {
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          "ID": "CVE-2018-16837"
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            }
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        "problemtype": {
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        "references": {
          "reference_data": [
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16837",
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                "Issue Tracking",
                "Vendor Advisory"
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            {
              "name": "105700",
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                "VDB Entry"
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            {
              "name": "DSA-4396",
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          ]
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 2.1,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2019-10-03T00:03Z",
      "publishedDate": "2018-10-23T15:29Z"
    }
  }
}


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