Bug 2243441 (CVE-2023-5542, MSA-23-0034)

Summary:	CVE-2023-5542 moodle: Students can view other users in "Only see own membership" groups
Product:	[Other] Security Response	Reporter:	Robb Gatica <rgatica>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	ntait, security-response-team
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	moodle 4.2.3	Doc Type:	If docs needed, set a value
Doc Text:	Students in "Only see own membership" groups could see other students in the group, which should be hidden.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2244902, 2244903
Bug Blocks:	2243346

Description Robb Gatica 2023-10-12 00:03:02 UTC

Students in "Only see own membership" groups could see other students in the group, which should be hidden. This flaw affects version 4.2.2.

Comment 1 Nick Tait 2023-10-18 18:46:35 UTC

https://moodle.org/mod/forum/discuss.php?d=451583

Comment 2 Nick Tait 2023-10-18 20:45:14 UTC

Created moodle tracking bugs for this issue:

Affects: epel-7 [bug 2244902]
Affects: fedora-all [bug 2244903]