Bug 1778259 (CVE-2019-14909)

Summary:	CVE-2019-14909 Keycloak: LDAP authentication accepts invalid passwords with bindType none
Product:	[Other] Security Response	Reporter:	Jonathan Christison <jochrist>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	aboyko, chazlett, drieden, krathod, pdrozd, pjindal, security-response-team, sthorger
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 version 7.x (community-only), where the user federation LDAP bind type is none (LDAP anonymous bind). This flaw allows any password, invalid or valid, to be accepted.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-12-03 19:04:57 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:	1778267

Description Jonathan Christison 2019-11-29 16:22:20 UTC

A bug exists in Keycloak 7.x where the user federation LDAP bind type is "none" (LDAP anonymous bind), any password, invalid or valid will be accepted

Mitigation: 
If the LDAP service supports "simple" use that method instead

Comment 3 Paramvir jindal 2019-12-02 10:01:00 UTC

Acknowledgments:

Name: Clément Dufaure

Comment 5 Paramvir jindal 2019-12-02 10:40:18 UTC

Mitigation:

Use bindType:Simple

Comment 7 Product Security DevOps Team 2019-12-03 19:04:57 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-2019-14909