gsd-2017-18342
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
In PyYAML before 5.1, the yaml.load() API could execute arbitrary code if used with untrusted data. The load() function has been deprecated in version 5.1 and the 'UnsafeLoader' has been introduced for backward compatibility with the function.
Aliases
Aliases
CVE-2017-18342


To clipboard 

{
  "GSD": {
    "alias": "CVE-2017-18342",
    "description": "In PyYAML before 5.1, the yaml.load() API could execute arbitrary code if used with untrusted data. The load() function has been deprecated in version 5.1 and the \u0027UnsafeLoader\u0027 has been introduced for backward compatibility with the function.",
    "id": "GSD-2017-18342",
    "references": [
      "https://www.suse.com/security/cve/CVE-2017-18342.html",
      "https://advisories.mageia.org/CVE-2017-18342.html",
      "https://security.archlinux.org/CVE-2017-18342",
      "https://linux.oracle.com/cve/CVE-2017-18342.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-18342"
      ],
      "details": "In PyYAML before 5.1, the yaml.load() API could execute arbitrary code if used with untrusted data. The load() function has been deprecated in version 5.1 and the \u0027UnsafeLoader\u0027 has been introduced for backward compatibility with the function.",
      "id": "GSD-2017-18342",
      "modified": "2023-12-13T01:21:11.250573Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2017-18342",
        "STATE": "PUBLIC"
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      "affects": {
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              "product": {
                "product_data": [
                  {
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                    "version": {
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                          "version_value": "n/a"
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          }
        ]
      },
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              }
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        "reference_data": [
          {
            "name": "https://github.com/yaml/pyyaml/pull/74",
            "refsource": "MISC",
            "url": "https://github.com/yaml/pyyaml/pull/74"
          },
          {
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          },
          {
            "name": "FEDORA-2019-bed9afe622",
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          },
          {
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          },
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          },
          {
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            "refsource": "MISC",
            "url": "https://github.com/yaml/pyyaml/issues/193"
          },
          {
            "name": "https://github.com/yaml/pyyaml/wiki/PyYAML-yaml.load(input)-Deprecation",
            "refsource": "MISC",
            "url": "https://github.com/yaml/pyyaml/wiki/PyYAML-yaml.load(input)-Deprecation"
          },
          {
            "name": "GLSA-202003-45",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202003-45"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c5.1",
          "affected_versions": "All versions before 5.1",
          "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-502",
            "CWE-937"
          ],
          "date": "2019-06-24",
          "description": "In PyYAML, the `yaml.load()` API could execute arbitrary code if used with untrusted data.",
          "fixed_versions": [
            "5.1"
          ],
          "identifier": "CVE-2017-18342",
          "identifiers": [
            "CVE-2017-18342"
          ],
          "not_impacted": "All versions starting from 5.1",
          "package_slug": "pypi/PyYAML",
          "pubdate": "2018-06-27",
          "solution": "Upgrade to version 5.1 or above.",
          "title": "Improper Input Validation",
          "urls": [
            "https://github.com/yaml/pyyaml/pull/74",
            "https://github.com/yaml/pyyaml/blob/master/CHANGES"
          ],
          "uuid": "9f23df3d-089c-4b26-b36c-844f8abb87cf"
        }
      ]
    },
    "nvd.nist.gov": {
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                "cpe_name": [],
                "versionEndExcluding": "5.1",
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              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
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                "cpe_name": [],
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            ],
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        "description": {
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            }
          ]
        },
        "problemtype": {
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        "references": {
          "reference_data": [
            {
              "name": "https://github.com/yaml/pyyaml/pull/74",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/yaml/pyyaml/pull/74"
            },
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              "url": "https://github.com/yaml/pyyaml/blob/master/CHANGES"
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            {
              "name": "FEDORA-2019-bed9afe622",
              "refsource": "FEDORA",
              "tags": [
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            {
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            },
            {
              "name": "https://github.com/yaml/pyyaml/wiki/PyYAML-yaml.load(input)-Deprecation",
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              "url": "https://security.gentoo.org/glsa/202003-45"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": true,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2020-10-14T13:23Z",
      "publishedDate": "2018-06-27T12:29Z"
    }
  }
}


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