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  5. CVE-2021-20184

CVE-2021-20184: Improper Validation of Integrity Check Value

January 28, 2021 (updated February 1, 2021)

It was found in Moodle that a insufficient capability checks in some grade related web services meant students were able to view other students grades.

References

  • moodle.org/mod/forum/discuss.php?d=417167
  • nvd.nist.gov/vuln/detail/CVE-2021-20184

Code Behaviors & Features

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Affected versions

All versions before 3.8.7, all versions starting from 3.9.0 before 3.9.4, all versions starting from 3.10.0 before 3.10.1

Fixed versions

  • 3.8.7
  • 3.9.4
  • 3.10.1

Solution

Upgrade to versions 3.8.7, 3.9.4, 3.10.1 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-354: Improper Validation of Integrity Check Value

Source file

packagist/moodle/moodle/CVE-2021-20184.yml

Spotted a mistake? Edit the file on GitLab.

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