Bug 2277817 (CVE-2024-33999, MSA-24-0010)

Summary:	CVE-2024-33999 moodle: unsafe direct use of $_SERVER['HTTP_REFERER'] in admin/tool/mfa/index.php
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:	security-response-team
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	moodle 4.3.4	Doc Type:	If docs needed, set a value
Doc Text:	The referrer URL used by MFA required additional sanitizing, rather than being used directly.	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:	2282047, 2282048
Bug Blocks:	2277786

Description Robb Gatica 2024-04-29 16:07:20 UTC

Description: 
The referrer URL used by MFA required additional sanitizing, rather than being used directly.

Issue summary: 
Unsafe direct use of $_SERVER['HTTP_REFERER'] in admin/tool/mfa/index.php

Severity/Risk: 
Minor

Versions affected: 
4.3 to 4.3.3

Versions fixed: 
4.3.4

Reported by: Petr Skoda
Issue no.: MDL-80878

Changes (master):
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-80878

Comment 1 Robb Gatica 2024-05-21 01:49:56 UTC

Created moodle tracking bugs for this issue:

Affects: epel-all [bug 2282048]
Affects: fedora-all [bug 2282047]