Bug 1747485 (CVE-2019-13423) - CVE-2019-13423 search-guard-kibana-plugin: Authenticated user could impersonate server user when providing wrong credentials
Summary: CVE-2019-13423 search-guard-kibana-plugin: Authenticated user could impersona...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2019-13423
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1747487
TreeView+ depends on / blocked
 
Reported: 2019-08-30 14:31 UTC by Pedro Sampaio
Modified: 2020-03-18 04:49 UTC (History)
12 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2019-10-31 06:51:16 UTC
Embargoed:

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Description Pedro Sampaio 2019-08-30 14:31:23 UTC 
Search Guard Kibana Plugin versions before 5.6.8-7 and before 6.x.y-12 had an issue that an authenticated Kibana user could impersonate as kibana server user when providing wrong credentials when all of the following conditions a-c are true: a) Kibana is configured to use Single-Sign-On as authentication method, one of Kerberos, JWT, Proxy, Client certificate. b) The kibanaserver user is configured to use HTTP Basic as the authentication method. c) Search Guard is configured to use an SSO authentication domain and HTTP Basic at the same time

References:

https://docs.search-guard.com/6.x-25/changelog-kibana-6.x-12
https://search-guard.com/cve-advisory/
Comment 1 Jason Shepherd 2019-10-31 01:40:23 UTC 
The Search Guard Kibana plugin is not installed in OpenShift Container Platform 3.x, or 4.x.
Comment 2 Product Security DevOps Team 2019-10-31 06:51:16 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-2019-13423
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