Bug 1468549 (CVE-2017-10984) - CVE-2017-10984 freeradius: Out-of-bounds write in data2vp_wimax()
Summary: CVE-2017-10984 freeradius: Out-of-bounds write in data2vp_wimax()
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2017-10984
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1469414 1469415 1471861
Blocks: 1468570
TreeView+ depends on / blocked
 
Reported: 2017-07-07 11:45 UTC by Adam Mariš
Modified: 2019-09-29 14:15 UTC (History)
6 users (show)

Fixed In Version: freeradius 3.0.15
Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds write flaw was found in the way FreeRADIUS server handled certain attributes in request packets. A remote attacker could use this flaw to crash the FreeRADIUS server or to execute arbitrary code in the context of the FreeRADIUS server process by sending a specially crafted request packet.
Clone Of:
Environment:
Last Closed: 2017-08-02 09:40:46 UTC


Attachments (Terms of Use)
Proposed patch 1/2 (7.24 KB, patch)
2017-07-07 12:09 UTC, Adam Mariš
no flags Details | Diff
Proposed patch 2/2 (7.69 KB, patch)
2017-07-07 12:10 UTC, Adam Mariš
no flags Details | Diff


Links
System ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2017:2389 normal SHIPPED_LIVE Important: freeradius security update 2017-08-01 19:45:02 UTC

Description Adam Mariš 2017-07-07 11:45:28 UTC
Out-of-bounds write in data2vp_wimax() when sending WiMAX attributes which have the "continuation" flag set, but for which there is no subsequent data was found.

The security impact is possible remote code exectuion by anyone who can send packets which are accepted by the server.

Affected versions: 3.0.0 through 3.0.14, inclusive.

Comment 1 Adam Mariš 2017-07-07 11:45:34 UTC
Acknowledgments:

Name: the FreeRADIUS project
Upstream: Guido Vranken

Comment 2 Adam Mariš 2017-07-07 12:09:41 UTC
Created attachment 1295272 [details]
Proposed patch 1/2

Comment 3 Adam Mariš 2017-07-07 12:10:03 UTC
Created attachment 1295273 [details]
Proposed patch 2/2

Comment 6 Dhiru Kholia 2017-07-17 14:36:55 UTC
Created freeradius tracking bugs for this issue:

Affects: fedora-all [bug 1471861]

Comment 7 errata-xmlrpc 2017-08-01 23:25:08 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2017:2389 https://access.redhat.com/errata/RHSA-2017:2389

Comment 8 Dhiru Kholia 2017-08-02 09:43:52 UTC
External References:

http://freeradius.org/security/fuzzer-2017.html


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