Bug 1540343 (CVE-2017-15136)

Summary:	CVE-2017-15136 katello: system registration hostname hijacking results in inability to access updates
Product:	[Other] Security Response	Reporter:	Kurt Seifried <kseifried>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	bcourt, bkearney, jhutar, jmatthew, mmccune, ohadlevy, rchan, security-response-team, tsanders
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	When registering a system with Satellite 6 a hostname must be specified. if an additional system is registered with the same hostname, the original system will stop receiving updates from Satellite 6. An attacker with administrative privileges to add systems to a Satellite 6 server could exploit this to prevent other hosts from getting security updates.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-08-06 13:27:46 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:	1501197, 1540345, 1540346
Bug Blocks:	1516191

Description Kurt Seifried 2018-01-30 19:55:33 UTC

Jan Hutař of Red Hat reports:

When registering and activating a new system with Satellite 6 if the
new systems hostname is then reset to the hostname of a previously
registered system the previously registered system will lose access to
updates including security updates.

Comment 1 Kurt Seifried 2018-01-30 19:55:39 UTC

Acknowledgments:

Name: Jan Hutař (Red Hat)

Comment 5 Product Security DevOps Team 2020-08-06 13:27:46 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-2017-15136