ubuntu-cve-2021-20282
Vulnerability from osv_ubuntu
Published
2021-03-15 22:15
Modified
2025-10-24 04:50
Summary
Details

When creating a user account, it was possible to verify the account without having access to the verification email link/secret in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.

Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
N/A (UNKNOWN)
low
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "moodle",
            "binary_version": "3.0.3+dfsg-0ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "moodle",
        "purl": "pkg:deb/ubuntu/moodle@3.0.3+dfsg-0ubuntu1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.7.9+dfsg-1",
        "2.7.10+dfsg-1",
        "2.7.11+dfsg-1",
        "2.7.11+dfsg-2",
        "2.7.12+dfsg-1",
        "3.0.3+dfsg-0ubuntu1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "moodle",
            "binary_version": "3.0.3+dfsg-0ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "moodle",
        "purl": "pkg:deb/ubuntu/moodle@3.0.3+dfsg-0ubuntu1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.0.3+dfsg-0ubuntu1"
      ]
    }
  ],
  "aliases": [],
  "details": "When creating a user account, it was possible to verify the account without having access to the verification email link/secret in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.",
  "id": "UBUNTU-CVE-2021-20282",
  "modified": "2025-10-24T04:50:05Z",
  "published": "2021-03-15T22:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-20282"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1939046"
    },
    {
      "type": "REPORT",
      "url": "https://moodle.org/mod/forum/discuss.php?d=419653"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-20282"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-20282"
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.