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HIGH · 7.2

CVE-2021-20187

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 authenticat...

Vulnerability Description

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.

CVSS Score

7.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
MoodleMoodle< 3.5.16

Related Weaknesses (CWE)

CWE-94CWE-829

References

FAQ

What is CVE-2021-20187?

CVE-2021-20187 is a vulnerability with a CVSS score of 7.2 (HIGH). 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 authenticat...

How severe is CVE-2021-20187?

CVE-2021-20187 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-20187?

Check the references section above for vendor advisories and patch information. Affected products include: Moodle Moodle.