Bug 1255172 (CVE-2015-5217) - CVE-2015-5217 ipsilon: Input validation flaw in handling of user supplied data
Summary: CVE-2015-5217 ipsilon: Input validation flaw in handling of user supplied data
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2015-5217
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: 1255176 1255775
Blocks: 1255174
TreeView+ depends on / blocked
 
Reported: 2015-08-19 20:30 UTC by Kurt Seifried
Modified: 2023-05-12 18:35 UTC (History)
6 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
A flaw was discovered that the Ipsilon IdP server did not properly authorize a change of the provider's name. Non-administrative users could use this flaw to change the name to a duplicate value, which could possibly lead to denial-of-service attack.
Clone Of:
Environment:
Last Closed: 2021-10-21 00:47:05 UTC
Embargoed:

Attachments (Terms of Use)

Description Kurt Seifried 2015-08-19 20:30:20 UTC 
Patrick Uiterwijk of Red Hat reports:

ipsilon does not properly sanitize user provided data in certain data fields.
Comment 1 Kurt Seifried 2015-08-19 20:36:14 UTC 
Created ipsilon tracking bugs for this issue:

Affects: fedora-all [bug 1255176]
Comment 3 Stanislav Kontar 2015-08-24 09:12:42 UTC 
Acknowledgement:

This issue was discovered by Patrick Uiterwijk of Red Hat.
Comment 4 Stanislav Kontar 2015-08-24 09:36:48 UTC 
Analysis:

It was found that Ipsilon does not properly authorize change of the name of the provider. Non-admin users could change the name to a duplicate value which could possibly lead to DoS attack.
Comment 7 Adam Mariš 2015-10-29 16:42:48 UTC 
Upstream patch:

https://pagure.io/ipsilon/826e6339441546f596320f3d73304ab5f7c10de6
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