Vulnerability Details : CVE-2020-1754
In Moodle before 3.8.2, 3.7.5, 3.6.9 and 3.5.11, users viewing the grade history report without the 'access all groups' capability were not restricted to viewing grades of users within their own groups.
Vulnerability category: BypassGain privilege
Products affected by CVE-2020-1754
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:3.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:3.8.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-1754
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 41 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-1754
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
NIST |
CWE ids for CVE-2020-1754
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: secalert@redhat.com (Secondary)
-
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-1754
-
https://moodle.org/mod/forum/discuss.php?d=398350
Moodle.org: MSA-20-0002: Grade history report does not respect Separate groups mode in the course settings | Moodle.orgIssue Tracking;Patch;Vendor Advisory
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