ESB-2018.0813.4 - UPDATE [Appliance] F5 BIG-IP Products: Multiple vulnerabilities 2018-08-14

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             AUSCERT External Security Bulletin Redistribution

                              ESB-2018.0813.4
                    Big-IP TMM WebSocket vulnerability
                              14 August 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           F5 BIG-IP Products
Publisher:         F5 Networks
Operating System:  Network Appliance
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-5504  

Original Bulletin: 
   https://support.f5.com/csp/article/K11718033

Revision History:  August 14 2018: Updated security advisory status table. 
                   April   5 2018: Updated "Security Advisory Status" section
                   March  28 2018: Updated "Security Advisory Status"
                   March  22 2018: Initial Release

- --------------------------BEGIN INCLUDED TEXT--------------------

K11718033:TMM WebSocket vulnerability CVE-2018-5504

Security Advisory

Original Publication Date: 22 Mar, 2018

Latest   Publication Date: 14 Aug, 2018

Security Advisory Description

In some circumstances, the Traffic Management Microkernel (TMM) does not
properly handle certain malformed WebSocket requests/responses, which allows
remote attackers to cause a denial of service (DoS) or possible remote code
execution on the BIG-IP system. (CVE-2018-5504)

Impact

This vulnerability allows unauthorized remote code execution and disruption of
service through an unspecified crafted WebSocket packet.


Security Advisory Status

F5 Product Development has assigned ID 700556 (BIG-IP) to this vulnerability.
Additionally, BIG-IP iHealth may list Heuristic H11718033 on the Diagnostics >
Identified > High page.

To determine if your product and version have been evaluated for this
vulnerability, refer to the Applies to (see versions) box. To determine if
your release is known to be vulnerable, the components or features that are
affected by the vulnerability, and for information about releases or hotfixes
that address the vulnerability, refer to the following table. For more
information about security advisory versioning, refer to K51812227:
Understanding Security Advisory versioning.

+----------------+------+----------+----------+----------+------+------------+
|                |      |Versions  |Fixes     |          |CVSSv3|Vulnerable  |
|Product         |Branch|known to  |introduced|Severity  |score^|component or|
|                |      |be        |in        |          |1     |feature     |
|                |      |vulnerable|          |          |      |            |
+----------------+------+----------+----------+----------+------+------------+
|BIG-IP (LTM,    |14.x  |None      |14.0.0    |          |      |TMM         |
|AAM, AFM,       +------+----------+----------+          |      |processing  |
|Analytics, APM, |13.x  |13.0.0 -  |13.1.0.4  |          |      |connections |
|ASM, DNS, Edge  |      |13.1.0    |13.0.1    |          |      |for virtual |
|Gateway,        +------+----------+----------+High      |8.1   |servers     |
|GTM, Link       |12.x  |12.1.0 -  |12.1.3.2  |          |      |configured  |
|Controller, PEM,|      |12.1.3    |          |          |      |with a      |
|WebAccelerator, +------+----------+----------+          |      |WebSocket   |
|WebSafe)        |11.x  |None      |Not       |          |      |profile.    |
|                |      |          |applicable|          |      |            |
+----------------+------+----------+----------+----------+------+------------+
|ARX             |6.x   |None      |Not       |Not       |None  |None        |
|                |      |          |applicable|vulnerable|      |            |
+----------------+------+----------+----------+----------+------+------------+
|Enterprise      |3.x   |None      |Not       |Not       |None  |None        |
|Manager         |      |          |applicable|vulnerable|      |            |
+----------------+------+----------+----------+----------+------+------------+
|                |5.x   |None      |Not       |          |      |            |
|BIG-IQ          |      |          |applicable|Not       |      |            |
|Centralized     +------+----------+----------+vulnerable|None  |None        |
|Management      |4.x   |None      |Not       |          |      |            |
|                |      |          |applicable|          |      |            |
+----------------+------+----------+----------+----------+------+------------+
|BIG-IQ Cloud and|1.x   |None      |Not       |Not       |None  |None        |
|Orchestration   |      |          |applicable|vulnerable|      |            |
+----------------+------+----------+----------+----------+------+------------+
|F5 iWorkflow    |2.x   |None      |Not       |Not       |None  |None        |
|                |      |          |applicable|vulnerable|      |            |
+----------------+------+----------+----------+----------+------+------------+
|LineRate        |2.x   |None      |Not       |Not       |None  |None        |
|                |      |          |applicable|vulnerable|      |            |
+----------------+------+----------+----------+----------+------+------------+
|                |5.x   |None      |Not       |          |      |            |
|                |      |          |applicable|Not       |      |            |
|Traffix SDC     +------+----------+----------+vulnerable|None  |None        |
|                |4.x   |None      |Not       |          |      |            |
|                |      |          |applicable|          |      |            |
+----------------+------+----------+----------+----------+------+------------+

^1The CVSSv3 score link takes you to a resource outside of AskF5, and it is
possible that the document may be removed without our knowledge.

Security Advisory Recommended Actions

If you are running a version listed in the Versions known to be vulnerable
column, you can eliminate this vulnerability by upgrading to a version listed
in the Fixes introduced in column. If the table lists only an older version
than what you are currently running, or does not list a non-vulnerable
version, then no upgrade candidate currently exists.

Mitigation

None

Supplemental Information

  o K51812227: Understanding Security Advisory versioning
  o K41942608: Overview of Security Advisory articles
  o K4602: Overview of the F5 security vulnerability response policy
  o K4918: Overview of the F5 critical issue hotfix policy
  o K9502: BIG-IP hotfix and point release matrix

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