gsd-2018-1137
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
An issue was discovered in Moodle 3.x. By substituting URLs in portfolios, users can instantiate any class. This can also be exploited by users who are logged in as guests to create a DDoS attack.
Aliases
Aliases
CVE-2018-1137


To clipboard 

{
  "GSD": {
    "alias": "CVE-2018-1137",
    "description": "An issue was discovered in Moodle 3.x. By substituting URLs in portfolios, users can instantiate any class. This can also be exploited by users who are logged in as guests to create a DDoS attack.",
    "id": "GSD-2018-1137"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-1137"
      ],
      "details": "An issue was discovered in Moodle 3.x. By substituting URLs in portfolios, users can instantiate any class. This can also be exploited by users who are logged in as guests to create a DDoS attack.",
      "id": "GSD-2018-1137",
      "modified": "2023-12-13T01:22:37.039604Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2018-1137",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Moodle 3.x unknown",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "Moodle 3.x unknown"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "An issue was discovered in Moodle 3.x. By substituting URLs in portfolios, users can instantiate any class. This can also be exploited by users who are logged in as guests to create a DDoS attack."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "incorrect access control"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "104307",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/104307"
          },
          {
            "name": "https://moodle.org/mod/forum/discuss.php?d=371204",
            "refsource": "CONFIRM",
            "url": "https://moodle.org/mod/forum/discuss.php?d=371204"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003e=3.1.0,\u003c=3.1.11||\u003e=3.2.0,\u003c=3.2.8||\u003e=3.3.0,\u003c=3.3.5||\u003e=3.4.0,\u003c=3.4.2",
          "affected_versions": "All versions starting from 3.1.0 up to 3.1.11, all versions starting from 3.2.0 up to 3.2.8, all versions starting from 3.3.0 up to 3.3.5, all versions starting from 3.4.0 up to 3.4.2",
          "cvss_v2": "AV:N/AC:L/Au:S/C:N/I:P/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-20",
            "CWE-937"
          ],
          "date": "2018-06-25",
          "description": "An issue was discovered in Moodle. By substituting URLs in portfolios, users can instantiate any class. This can also be exploited by users who are logged in as guests to create a DDoS attack.",
          "fixed_versions": [
            "3.1.12",
            "3.2.9",
            "3.3.6",
            "3.4.3"
          ],
          "identifier": "CVE-2018-1137",
          "identifiers": [
            "CVE-2018-1137"
          ],
          "not_impacted": "All versions before 3.1.0, all versions after 3.1.11 before 3.2.0, all versions after 3.2.8 before 3.3.0, all versions after 3.3.5 before 3.4.0, all versions after 3.4.2",
          "package_slug": "packagist/moodle/moodle",
          "pubdate": "2018-05-25",
          "solution": "Upgrade to versions 3.1.12, 3.2.9, 3.3.6, 3.4.3 or above.",
          "title": "Improper Input Validation",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2018-1137",
            "http://www.securityfocus.com/bid/104307",
            "https://moodle.org/mod/forum/discuss.php?d=371204"
          ],
          "uuid": "d4ee8078-f137-4833-95cb-1df446cc690e"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "3.4.2",
                "versionStartIncluding": "3.4.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "3.3.5",
                "versionStartIncluding": "3.3.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "3.1.11",
                "versionStartIncluding": "3.1.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "3.2.8",
                "versionStartIncluding": "3.2.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2018-1137"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "An issue was discovered in Moodle 3.x. By substituting URLs in portfolios, users can instantiate any class. This can also be exploited by users who are logged in as guests to create a DDoS attack."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-20"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://moodle.org/mod/forum/discuss.php?d=371204",
              "refsource": "CONFIRM",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://moodle.org/mod/forum/discuss.php?d=371204"
            },
            {
              "name": "104307",
              "refsource": "BID",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.securityfocus.com/bid/104307"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.5,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 4.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.2
        }
      },
      "lastModifiedDate": "2018-06-25T21:54Z",
      "publishedDate": "2018-05-25T12:29Z"
    }
  }
}


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