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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.4177
                   libpcap vulnerability CVE-2018-16301
                              7 November 2019

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

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

Product:           F5 products
Publisher:         F5 Networks
Operating System:  Network Appliance
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Denial of Service               -- Existing Account
Resolution:        Mitigation
CVE Names:         CVE-2018-16301  

Reference:         ESB-2019.3855
                   ESB-2019.3840

Original Bulletin: 
   https://support.f5.com/csp/article/K86252029

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K86252029:libpcap vulnerability CVE-2018-16301

Security Advisory

Original Publication Date: 07 Nov, 2019

Security Advisory Description

libpcap before 1.9.1, as used in tcpdump before 4.9.3, has a buffer overflow
and/or over-read because of errors in pcapng reading. (CVE-2018-16301)

Impact

A local attacker may be able to corrupt data or execute arbitrary code.

Security Advisory Status

F5 Product Development has assigned IDs 844989 and 842829 (BIG-IP and BIG-IQ)
 and CPF-25159 (Traffix SDC) 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|          |        |      |          |
+---------------------+------+----------+----------+--------+------+----------+
|                     |15.x  |15.0.0 -  |None      |        |      |          |
|                     |      |15.0.1    |          |        |      |          |
|                     +------+----------+----------+        |      |          |
|BIG-IP (LTM, AAM,    |14.x  |14.0.0 -  |None      |        |      |          |
|AFM, Analytics, APM, |      |14.1.2    |          |        |      |          |
|ASM, DNS, Edge       +------+----------+----------+        |      |          |
|Gateway, FPS, GTM,   |13.x  |13.1.0 -  |None      |Medium  |5.3   |libpcap   |
|Link Controller, PEM,|      |13.1.3    |          |        |      |          |
|WebAccelerator,      +------+----------+----------+        |      |          |
|WebSafe)             |12.x  |12.1.0 -  |None      |        |      |          |
|                     |      |12.1.5    |          |        |      |          |
|                     +------+----------+----------+        |      |          |
|                     |11.x  |11.5.2 -  |None      |        |      |          |
|                     |      |11.6.5    |          |        |      |          |
+---------------------+------+----------+----------+--------+------+----------+
|Enterprise Manager   |3.x   |3.1.1     |None      |Medium  |5.3   |libpcap   |
+---------------------+------+----------+----------+--------+------+----------+
|                     |7.x   |7.0.0     |None      |        |      |          |
|                     +------+----------+----------+        |      |          |
|BIG-IQ Centralized   |6.x   |6.0.0 -   |None      |        |      |          |
|Management           |      |6.1.0     |          |Medium  |5.3   |libpcap   |
|                     +------+----------+----------+        |      |          |
|                     |5.x   |5.2.0 -   |None      |        |      |          |
|                     |      |5.4.0     |          |        |      |          |
+---------------------+------+----------+----------+--------+------+----------+
|F5 iWorkflow         |2.x   |2.3.0     |None      |Medium  |5.3   |libpcap   |
+---------------------+------+----------+----------+--------+------+----------+
|Traffix SDC          |5.x   |5.0.0 -   |None      |Medium  |5.3   |libpcap   |
|                     |      |5.1.0     |          |        |      |          |
+---------------------+------+----------+----------+--------+------+----------+

^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

To mitigate this vulnerability, you should examine pcapng files only from
trusted sources.

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 - 15.x)
  o K15106: Managing BIG-IQ product hotfixes
  o K15113: BIG-IQ hotfix and point release matrix
  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
  o K21232150: Considerations for upgrading BIG-IQ or F5 iWorkflow systems

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