ESB-2018.1902.2 - UPDATE [Appliance] F5 BIG-IP products: Modify arbitrary files - Existing account 2018-07-03

Printable version
PGP/GPG verifiable version

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                              ESB-2018.1902.2
           F5 BIG-IP 13.1.0.8 patches Linux kernel vulnerability
                                3 July 2018

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

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

Product:           F5 BIG-IP products
Publisher:         F5 Networks
Operating System:  Network Appliance
Impact/Access:     Modify Arbitrary Files   -- Existing Account
                   Denial of Service        -- Existing Account
                   Access Confidential Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-9074  

Reference:         ESB-2018.0268
                   ESB-2017.1548
                   ESB-2017.1526.2

Original Bulletin: 
   https://support.f5.com/csp/article/K61223103

Revision History:  July 3 2018: Heuristic H61223103 has been added
                                to detect this.
                   July 2 2018: Initial Release

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

K61223103: Linux kernel vulnerability CVE-2017-9074

Security Advisory

Original Publication Date: Mar 16, 2018
Updated Date: Jun 29, 2018

Security Advisory Description

The IPv6 fragmentation implementation in the Linux kernel through 4.11.1 does
not consider that the nexthdr field may be associated with an invalid option,
which allows local users to cause a denial of service (out-of-bounds read and
BUG) or possibly have unspecified other impact via crafted socket and send
system calls. (CVE-2017-9074)

Impact

This vulnerability allows unauthorized disclosure of information, unauthorized
modification, and disruption of service.

Security Advisory Status

F5 Product Development has assigned ID 709256 (BIG-IP), ID 710329 (BIG-IQ), ID
710328 (Enterprise Manager), and ID 710329 (F5 iWorkflow) to this
vulnerability. Additionally, BIG-IP iHealth may list Heuristic H61223103
on the Diagnostics > Identified > Medium 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 |
|                   |      |be        |in        |          |      |or feature|
|                   |      |vulnerable|          |          |      |          |
|-------------------+------+----------+----------+----------+------+----------|
|BIG-IP (LTM, AAM,  |13.x  |13.0.0 -  |13.1.0.8  |          |      |          |
|AFM, Analytics,    |      |13.1.0    |          |          |      |          |
|APM, ASM, DNS, Edge|------+----------+----------|          |      |          |
|Gateway, GTM, Link |12.x  |12.1.0 -  |None      |Medium    |5.5   |Kernel    |
|Controller, PEM,   |      |12.1.3    |          |          |      |          |
|WebAccelerator,    |------+----------+----------|          |      |          |
|WebSafe)           |11.x  |11.2.1 -  |None      |          |      |          |
|                   |      |11.6.3    |          |          |      |          |
|-------------------+------+----------+----------+----------+------+----------|
|ARX                |6.x   |None      |Not       |Not       |None  |None      |
|                   |      |          |applicable|vulnerable|      |          |
|-------------------+------+----------+----------+----------+------+----------|
|Enterprise Manager |3.x   |3.1.1     |Not       |Medium    |5.5   |Kernel    |
|                   |      |          |applicable|          |      |          |
|-------------------+------+----------+----------+----------+------+----------|
|                   |5.x   |5.0.0 -   |Not       |          |      |          |
|BIG-IQ Centralized |      |5.4.0     |applicable|          |      |          |
|Management         |------+----------+----------|Medium    |5.5   |Kernel    |
|                   |4.x   |4.6.0     |Not       |          |      |          |
|                   |      |          |applicable|          |      |          |
|-------------------+------+----------+----------+----------+------+----------|
|BIG-IQ Cloud and   |1.x   |1.0.0     |Not       |Medium    |5.5   |Kernel    |
|Orchestration      |      |          |applicable|          |      |          |
|-------------------+------+----------+----------+----------+------+----------|
|F5 iWorkflow       |2.x   |2.0.1 -   |Not       |Medium    |5.5   |Kernel    |
|                   |      |2.3.0     |applicable|          |      |          |
|-------------------+------+----------+----------+----------+------+----------|
|LineRate           |2.x   |None      |Not       |Not       |None  |None      |
|                   |      |          |applicable|vulnerable|      |          |
|-------------------+------+----------+----------+----------+------+----------|
|                   |5.x   |5.0.0 -   |None      |          |      |          |
|                   |      |5.1.0     |          |          |      |          |
|Traffix SDC        |------+----------+----------|Medium    |5.5   |Kernel    |
|                   |4.x   |4.0.5 -   |None      |          |      |          |
|                   |      |4.4.0     |          |          |      |          |
+-----------------------------------------------------------------------------+

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

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=50Mi
-----END PGP SIGNATURE-----

« Back to bulletins