Bug 2243449 (CVE-2023-5548, MSA-23-0040)

Summary:	CVE-2023-5548 moodle: Cache poisoning risk with endpoint revision numbers
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, moodle 4.1.6, moodle 4.0.11, moodle 3.11.17, moodle 3.9.24	Doc Type:	If docs needed, set a value
Doc Text:	Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection.	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:	2244917, 2244918
Bug Blocks:	2243346

Description Robb Gatica 2023-10-12 00:42:44 UTC

Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection. This flaw affects versions 4.2 to 4.2.2, 4.1 to 4.1.5, 4.0 to 4.0.10, 3.11 to 3.11.16, 3.9 to 3.9.23 and earlier unsupported versions.

Comment 2 Nick Tait 2023-10-18 18:52:16 UTC

https://moodle.org/mod/forum/discuss.php?d=451589

Comment 3 Nick Tait 2023-10-18 20:46:59 UTC

Created moodle tracking bugs for this issue:

Affects: epel-7 [bug 2244917]
Affects: fedora-all [bug 2244918]