Operating System:

[Appliance]

Published:

14 September 2021

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             AUSCERT External Security Bulletin Redistribution

                              ESB-2021.0230.2
   Intel Ethernet 700 Series Controllers vulnerabilities CVE-2020-8690,
              CVE-2020-8691, CVE-2020-8692, and CVE-2020-8693
                             14 September 2021

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

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

Product:           F5OS
Publisher:         F5 Networks
Operating System:  Network Appliance
Impact/Access:     Increased Privileges -- Existing Account
                   Denial of Service    -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-8693 CVE-2020-8692 CVE-2020-8691
                   CVE-2020-8690  

Reference:         ESB-2020.3978

Original Bulletin: 
   https://support.f5.com/csp/article/K28563873

Revision History:  September 14 2021: Vendor updated versions known to be vulnerable
                   January   20 2021: Initial Release

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

K28563873: Intel Ethernet 700 Series Controllers vulnerabilities CVE-2020-8690,
CVE-2020-8691, CVE-2020-8692, and CVE-2020-8693

Original Publication Date: 20 Jan, 2021
Latest   Publication Date: 13 Sep, 2021

Security Advisory Description

o CVE-2020-8690

    Protection mechanism failure in Intel(R) Ethernet 700 Series Controllers
    before version 7.3 may allow a privileged user to potentially enable
    escalation of privilege and/or denial of service via local access.

  o CVE-2020-8691

    A logic issue in the firmware of the Intel(R) Ethernet 700 Series
    Controllers may allow a privileged user to potentially enable escalation of
    privilege and/or denial of service via local access.

  o CVE-2020-8692

    Insufficient access control in the firmware of the Intel(R) Ethernet 700
    Series Controllers before version 7.3 may allow a privileged user to
    potentially enable escalation of privilege and/or denial of service via
    local access.

  o CVE-2020-8693

    Improper buffer restrictions in the firmware of the Intel(R) Ethernet 700
    Series Controllers may allow a privileged user to potentially enable
    escalation of privilege and/or denial of service via local access.

Impact

An attacker can exploit the vulnerabilities to potentially enable escalation of
privileges and/or denial of service (DoS) via local access.

Security Advisory Status

F5 Product Development has assigned ID 968521 (F5OS) 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, point 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        |          |1     |or feature|
|                   |      |vulnerable|          |          |      |          |
+-------------------+------+----------+----------+----------+------+----------+
|                   |16.x  |None      |Not       |          |      |          |
|                   |      |          |applicable|          |      |          |
|                   +------+----------+----------+          |      |          |
|                   |15.x  |None      |Not       |          |      |          |
|                   |      |          |applicable|          |      |          |
|BIG-IP (LTM, AAM,  +------+----------+----------+          |      |          |
|Advanced WAF, AFM, |14.x  |None      |Not       |          |      |          |
|Analytics, APM,    |      |          |applicable|Not       |      |          |
|ASM, DDHD, DNS,    +------+----------+----------+vulnerable|None  |None      |
|FPS, GTM, Link     |13.x  |None      |Not       |          |      |          |
|Controller, PEM,   |      |          |applicable|          |      |          |
|SSLO)              +------+----------+----------+          |      |          |
|                   |12.x  |None      |Not       |          |      |          |
|                   |      |          |applicable|          |      |          |
|                   +------+----------+----------+          |      |          |
|                   |11.x  |None      |Not       |          |      |          |
|                   |      |          |applicable|          |      |          |
+-------------------+------+----------+----------+----------+------+----------+
|                   |7.x   |None      |Not       |          |      |          |
|BIG-IQ Centralized |      |          |applicable|Not       |      |          |
|Management         +------+----------+----------+vulnerable|None  |None      |
|                   |6.x   |None      |Not       |          |      |          |
|                   |      |          |applicable|          |      |          |
+-------------------+------+----------+----------+----------+------+----------+
|                   |      |1.0.0 -   |          |          |      |Intel     |
|F5OS               |1.x   |1.1.4     |None      |Medium    |6.7   |Ethernet  |
|                   |      |          |          |          |      |adapter   |
+-------------------+------+----------+----------+----------+------+----------+
|Traffix SDC        |5.x   |None      |Not       |Not       |None  |None      |
|                   |      |          |applicable|vulnerable|      |          |
+-------------------+------+----------+----------+----------+------+----------+

^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.

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 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 - 16.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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