Bug 1770276 (CVE-2020-1723)

Summary:	CVE-2020-1723 keycloak: logout endpoint /oauth/logout?redirect=url can be abused to redirect logged in users to arbitrary web pages
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	aboyko, aileenc, avibelli, bgeorges, cbyrne, chazlett, cmacedo, cmoulliard, dffrench, dkreling, drieden, drusso, ggaughan, gmalinko, ikanello, janstey, jbalunas, jmadigan, jochrist, jpallich, jshepherd, jwon, krathod, lthon, mszynkie, ngough, pdrozd, pgallagh, pjindal, pwright, rruss, security-response-team, sthorger, trepel, trogers
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in Keycloak Gatekeeper (Louketo). The logout endpoint can be abused to redirect logged-in users to arbitrary web pages.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-01-19 11:59:25 UTC	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:
Bug Blocks:	1770277

Description Marian Rehak 2019-11-08 15:28:17 UTC

The logout endpoint /oauth/logout?redirect=url can be abused to redirect logged in users to arbitrary web pages. This vulnerability could be used in phishing attacks.

Upstream Issue:

https://issues.jboss.org/browse/KEYCLOAK-11318

Comment 4 Product Security DevOps Team 2021-01-19 11:59:25 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-1723