Bug 1271530 (CVE-2015-5301)

Summary:	CVE-2015-5301 ipsilon: missing user authorization check when deleting a service provider
Product:	[Other] Security Response	Reporter:	Martin Prpič <mprpic>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	puiterwijk, rcritten, ssorce
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:	It was found that Ipsilon did not check whether a user is authorized to delete a service provider. An authenticated user could use this flaw to delete any service provider, potentially resulting in a denial of service.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-10-21 00:48:11 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:	1271531, 1271666
Bug Blocks:

Description Martin Prpič 2015-10-14 08:35:30 UTC

It was found that Ipsilon does not check whether a user is authorized to delete a service provider. This makes it possible for any authenticated user to delete any service provider, causing a denial of service.

The vulnerable code is at:

https://pagure.io/ipsilon/blob/master/f/ipsilon/providers/saml2/admin.py#_309

Comment 1 Martin Prpič 2015-10-14 08:35:57 UTC

Created ipsilon tracking bugs for this issue:

Affects: fedora-all [bug 1271531]

Comment 5 Martin Prpič 2015-10-14 15:39:21 UTC

Upstream patch:

https://pagure.io/ipsilon/9dec97c3c83928d231ea10f4160523a13803e594

Upstream announcement:

https://lists.fedorahosted.org/pipermail/ipsilon/2015-October/000065.html

Comment 6 Martin Prpič 2015-10-14 15:40:18 UTC

Acknowledgements:

This issue was discovered by Patrick Uiterwijk and Rob Crittenden of Red Hat.

Comment 7 Fedora Update System 2015-11-08 06:52:55 UTC

ipsilon-1.1.1-2.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.

Comment 8 Fedora Update System 2015-11-08 09:50:13 UTC

ipsilon-1.1.1-2.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.

Comment 9 Fedora Update System 2015-11-08 10:20:01 UTC

ipsilon-1.1.1-2.fc21 has been pushed to the Fedora 21 stable repository. If problems still persist, please make note of it in this bug report.