Vulnerability Details : CVE-2023-5542
Students in "Only see own membership" groups could see other students in the group, which should be hidden.
Vulnerability category: BypassGain privilege
Products affected by CVE-2023-5542
- cpe:2.3:a:moodle:moodle:4.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
- cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:7.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-5542
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-5542
| 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 | |
|
3.3
|
LOW | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
1.8
|
1.4
|
Fedora Project |
CWE ids for CVE-2023-5542
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: patrick@puiterwijk.org (Secondary)
-
The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-5542
-
https://bugzilla.redhat.com/show_bug.cgi?id=2243441
2243441 – (CVE-2023-5542, MSA-23-0034) CVE-2023-5542 moodle: Students can view other users in "Only see own membership" groupsIssue Tracking;Patch;Third Party Advisory
-
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79213
Official Moodle git projects - moodle.git/searchPatch
-
https://moodle.org/mod/forum/discuss.php?d=451583
Moodle.org: MSA-23-0034: Students could see other students in "Only see own membership" groups | Moodle.orgPatch;Vendor Advisory
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