CVE-2021-20283

Description

The web service responsible for fetching other users' enrolled courses did not validate that the requesting user had permission to view that information in each course in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.

References

PatchVendor Advisory
Issue TrackingThird Party Advisory
Mailing ListThird Party Advisory
Mailing ListThird Party Advisory

CvssV3 impact

Version

3.1

VectorString

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

AttackVector

NETWORK

AttackComplexity

LOW

PrivilegesRequired

LOW

UserInteraction

NONE

Scope

UNCHANGED

ConfidentialityImpact

LOW

IntegrityImpact

NONE

AvailabilityImpact

NONE

BaseScore

4.3

BaseSeverity

MEDIUM

CvssV2 impact

Version

2.0

VectorString

AV:N/AC:L/Au:S/C:P/I:N/A:N

AccessVector

NETWORK

AccessComplexity

LOW

Authentication

SINGLE

ConfidentialityImpact

PARTIAL

IntegrityImpact

NONE

AvailabilityImpact

NONE

BaseScore

4