gsd-2021-20281
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
It was possible for some users without permission to view other users' full names to do so via the online users block in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.
Aliases
Aliases
CVE-2021-20281


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-20281",
    "description": "It was possible for some users without permission to view other users\u0027 full names to do so via the online users block in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.",
    "id": "GSD-2021-20281"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-20281"
      ],
      "details": "It was possible for some users without permission to view other users\u0027 full names to do so via the online users block in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.",
      "id": "GSD-2021-20281",
      "modified": "2023-12-13T01:23:12.816739Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2021-20281",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "moodle",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "Fixed in 3.10.2, 3.9.5, 3.8.8, 3.5.17"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "It was possible for some users without permission to view other users\u0027 full names to do so via the online users block in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-200"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1939041",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1939041"
          },
          {
            "name": "https://moodle.org/mod/forum/discuss.php?d=419652",
            "refsource": "MISC",
            "url": "https://moodle.org/mod/forum/discuss.php?d=419652"
          },
          {
            "name": "FEDORA-2021-1c27e89d49",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AFSNJ7XHVTC52RSRX2GBQFF3VEEAY2MS/"
          },
          {
            "name": "FEDORA-2021-50f63a0161",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UFH5DDMU5TZ3JT4Q52WMRAHACA5MHIMT/"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003e=3.5.0,\u003c3.5.17||\u003e=3.8.0,\u003c3.8.8||\u003e=3.9.0,\u003c3.9.5||\u003e=3.10.0,\u003c3.10.2",
          "affected_versions": "All versions starting from 3.5.0 before 3.5.17, all versions starting from 3.8.0 before 3.8.8, all versions starting from 3.9.0 before 3.9.5, all versions starting from 3.10.0 before 3.10.2",
          "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-863",
            "CWE-937"
          ],
          "date": "2022-08-05",
          "description": "It was possible for some users without permission to view other users\u0027 full names to do so via the online users block in moodle ",
          "fixed_versions": [
            "3.5.17",
            "3.8.8",
            "3.9.5",
            "3.10.2"
          ],
          "identifier": "CVE-2021-20281",
          "identifiers": [
            "CVE-2021-20281"
          ],
          "not_impacted": "All versions before 3.5.0, all versions starting from 3.5.17 before 3.8.0, all versions starting from 3.8.8 before 3.9.0, all versions starting from 3.9.5 before 3.10.0, all versions starting from 3.10.2",
          "package_slug": "packagist/moodle/moodle",
          "pubdate": "2021-03-15",
          "solution": "Upgrade to versions 3.5.17, 3.8.8, 3.9.5, 3.10.2 or above.",
          "title": "Information Exposure",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-20281",
            "https://bugzilla.redhat.com/show_bug.cgi?id=1939041",
            "https://moodle.org/mod/forum/discuss.php?d=419652"
          ],
          "uuid": "d9a8d219-f2a0-4d0f-a40a-c8d7d7b9a897"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "3.9.5",
                "versionStartIncluding": "3.9.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "3.5.17",
                "versionStartIncluding": "3.5.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "3.10.2",
                "versionStartIncluding": "3.10.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "3.8.8",
                "versionStartIncluding": "3.8.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2021-20281"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "It was possible for some users without permission to view other users\u0027 full names to do so via the online users block in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-863"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://moodle.org/mod/forum/discuss.php?d=419652",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Vendor Advisory"
              ],
              "url": "https://moodle.org/mod/forum/discuss.php?d=419652"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1939041",
              "refsource": "MISC",
              "tags": [
                "Issue Tracking",
                "Third Party Advisory"
              ],
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1939041"
            },
            {
              "name": "FEDORA-2021-1c27e89d49",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AFSNJ7XHVTC52RSRX2GBQFF3VEEAY2MS/"
            },
            {
              "name": "FEDORA-2021-50f63a0161",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UFH5DDMU5TZ3JT4Q52WMRAHACA5MHIMT/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.0,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2022-08-05T17:51Z",
      "publishedDate": "2021-03-15T22:15Z"
    }
  }
}


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