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: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: 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: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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 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.