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  5. CVE-2021-20283

CVE-2021-20283: Incorrect Authorization

March 15, 2021 (updated November 7, 2023)

The web service responsible for fetching other users’ enrolled courses does not validate that the requesting user had permission to view that information in each course in moodle

References

  • bugzilla.redhat.com/show_bug.cgi?id=1939051
  • moodle.org/mod/forum/discuss.php?d=419654
  • nvd.nist.gov/vuln/detail/CVE-2021-20283

Code Behaviors & Features

Detect and mitigate CVE-2021-20283 with GitLab Dependency Scanning

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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

Fixed versions

  • 3.5.17
  • 3.8.8
  • 3.9.5
  • 3.10.2

Solution

Upgrade to versions 3.5.17, 3.8.8, 3.9.5, 3.10.2 or above.

Impact 4.3 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Learn more about CVSS

Weakness

  • CWE-862: Missing Authorization

Source file

packagist/moodle/moodle/CVE-2021-20283.yml

Spotted a mistake? Edit the file on GitLab.

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