Vulnerability CVE-2021-43560
Published: 2021-11-22

Description:
A flaw was found in Moodle in versions 3.11 to 3.11.3, 3.10 to 3.10.7, 3.9 to 3.9.10 and earlier unsupported versions. Insufficient capability checks made it possible to fetch other users' calendar action events.

Type:

CWE-668

 (Exposure of Resource to Wrong Sphere)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Moodle -> Moodle 
Fedoraproject -> Fedora extra packages for enterprise linux 
Fedoraproject -> Fedora 

 References:
https://moodle.org/mod/forum/discuss.php?d=429100
https://bugzilla.redhat.com/show_bug.cgi?id=2021519
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