ESB-2018.3354 - [Appliance] F5 BIG-IP products and Enterprise Manager: Increased privileges - Existing account 2018-10-31

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.3354
   K20222812: BIG-IP Configuration utility vulnerability CVE-2018-15327
                              31 October 2018

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

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

Product:           F5 BIG-IP products
                   F5 Enterprise Manager
Publisher:         F5 Networks
Operating System:  Network Appliance
Impact/Access:     Increased Privileges -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-15327  

Original Bulletin: 
   https://support.f5.com/csp/article/K20222812

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K20222812: BIG-IP Configuration utility vulnerability CVE-2018-15327

Security Advisory

Original Publication Date: Oct 31, 2018

Security Advisory Description

When authenticated administrative users run commands in the Traffic Management
User Interface (TMUI), also referred to as the BIG-IP Configuration utility,
restrictions on allowed commands may not be enforced. (CVE-2018-15327)

Impact

BIG-IP / Enterprise Manager

This vulnerability allows a privilege escalation for authenticated
administrative users.

BIG-IQ / F5 iWorkflow / Traffix SDC

There is no impact; these F5 products are not affected by this vulnerability.

Security Advisory Status

F5 Product Development has assigned ID 699453 (BIG-IP), and ID 701891
(Enterprise Manager) to this vulnerability.

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|          |          |      |             |
+----------------+------+----------+----------+----------+------+-------------+
|                |14.x  |14.0.0    |14.0.0.3  |          |      |             |
|BIG-IP (LTM,    +------+----------+----------+          |      |             |
|AAM, AFM,       |13.x  |13.0.0 -  |13.1.1.2  |          |      |             |
|Analytics, APM, |      |13.1.1    |          |          |      |             |
|ASM, DNS, Edge  +------+----------+----------+Medium    |6.6   |Configuration|
|Gateway, FPS,   |12.x  |None      |Not       |          |      |utility      |
|GTM, Link       |      |          |applicable|          |      |             |
|Controller, PEM,+------+----------+----------+          |      |             |
|WebAccelerator) |11.x  |None      |Not       |          |      |             |
|                |      |          |applicable|          |      |             |
+----------------+------+----------+----------+----------+------+-------------+
|Enterprise      |3.x   |3.1.1     |Not       |Medium    |6.6   |Configuration|
|Manager         |      |          |applicable|          |      |utility      |
+----------------+------+----------+----------+----------+------+-------------+
|                |6.x   |None      |Not       |          |      |             |
|                |      |          |applicable|          |      |             |
|BIG-IQ          +------+----------+----------+          |      |             |
|Centralized     |5.x   |None      |Not       |Not       |None  |None         |
|Management      |      |          |applicable|vulnerable|      |             |
|                +------+----------+----------+          |      |             |
|                |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|      |             |
+----------------+------+----------+----------+----------+------+-------------+
|                |5.x   |None      |Not       |          |      |             |
|                |      |          |applicable|Not       |      |             |
|Traffix SDC     +------+----------+----------+vulnerable|None  |None         |
|                |4.x   |None      |Not       |          |      |             |
|                |      |          |applicable|          |      |             |
+----------------+------+----------+----------+----------+------+-------------+

^1 The 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
  o K13123: Managing BIG-IP product hotfixes (11.x - 13.x)
  o K167: Downloading software and firmware from F5
  o K9970: Subscribing to email notifications regarding F5 products
  o K9957: Creating a custom RSS feed to view new and updated documents

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