UBUNTU-CVE-2021-20187

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Source

https://ubuntu.com/security/CVE-2021-20187

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-20187.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-20187

Upstream

CVE-2021-20187

Published

2021-01-28T19:15:00Z

Modified

2025-09-08T16:46:55Z

Severity

7.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

It was found in Moodle before version 3.10.1, 3.9.4, 3.8.7 and 3.5.16 that it was possible for site administrators to execute arbitrary PHP scripts via a PHP include used during Shibboleth authentication.

References

Affected packages

Ubuntu:Pro:16.04:LTS / moodle

Package

Name: moodle
Purl: pkg:deb/ubuntu/moodle@3.0.3+dfsg-0ubuntu1?arch=source&distro=esm-apps/xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

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.*

3.0.3+dfsg-0ubuntu1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "3.0.3+dfsg-0ubuntu1",
            "binary_name": "moodle"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / moodle

Package

Name: moodle
Purl: pkg:deb/ubuntu/moodle@3.0.3+dfsg-0ubuntu1?arch=source&distro=esm-apps/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.3+dfsg-0ubuntu1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "3.0.3+dfsg-0ubuntu1",
            "binary_name": "moodle"
        }
    ]
}