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             AUSCERT External Security Bulletin Redistribution

              sol05013313: IPSec vulnerability CVE-2015-4047
                              28 January 2016


        AusCERT Security Bulletin Summary

Product:           F5 BIG-IP
                   F5 BIG-IQ
                   F5 Enterprise Manager
Publisher:         F5
Operating System:  Network Appliance
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-4047  

Reference:         ESB-2015.1377

Original Bulletin: 

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sol05013313: IPSec vulnerability CVE-2015-4047

Security Advisory

Original Publication Date: 01/27/2016

Vulnerability Description

racoon/gssapi.c in IPsec-Tools 0.8.2 allows remote attackers to cause a denial
of service (NULL pointer dereference and IKE daemon crash) via a series of 
crafted UDP requests. (CVE-2015-4047)


When exploited, the remote attacker may be able use crafted UDP requests to 
cause the racoon process to stop responding, resulting in a denial-of-service

Security Issue Status

F5 Product Development has assigned ID 565787 (BIG-IP), ID 566109 (BIG-IQ), 
and ID 566111 (Enterprise Manager) to this vulnerability, and has evaluated 
the currently supported releases for potential vulnerability.

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 

Product                         Versions known to be vulnerable    Versions known to be not vulnerable    Severity        Vulnerable component or feature
BIG-IP LTM                      12.0.0                             10.1.0 - 10.2.4                        Low*            IPSec (racoon)
                                11.0.0 - 11.6.0
BIG-IP AAM                      12.0.0                             None                                   Low*            IPSec (racoon)
                                11.4.0 - 11.6.0
BIG-IP AFM                      12.0.0                             None                                   Low*            IPSec (racoon)
                                11.3.0 - 11.6.0
BIG-IP Analytics                12.0.0                             None                                   Low*            IPSec (racoon)
                                11.0.0 - 11.6.0
BIG-IP APM                      12.0.0                             10.1.0 - 10.2.4                        Low*            IPSec (racoon)
                                11.0.0 - 11.6.0
BIG-IP ASM                      12.0.0                             10.1.0 - 10.2.4                        Low*            IPSec (racoon)
                                11.0.0 - 11.6.0
BIG-IP DNS                      12.0.0                             None                                   Low*            IPSec (racoon)
BIG-IP Edge Gateway             11.0.0 - 11.3.0                    10.1.0 - 10.2.4                        Low*            IPSec (racoon)
BIG-IP GTM                      11.0.0 - 11.6.0                    10.1.0 - 10.2.4                        Low*            IPSec (racoon)
BIG-IP Link Controller          12.0.0                             10.1.0 - 10.2.4                        Low*            IPSec (racoon)
                                11.0.0 - 11.6.0
BIG-IP PEM                      12.0.0                             None                                   Low*            IPSec (racoon)
                                11.3.0 - 11.6.0
BIG-IP PSM                      11.0.0 - 11.4.1                    10.1.0 - 10.2.4                        Low*            IPSec (racoon)
BIG-IP WebAccelerator           11.0.0 - 11.3.0                    10.1.0 - 10.2.4                        Low*            IPSec (racoon)
BIG-IP WOM                      11.0.0 - 11.3.0                    10.1.0 - 10.2.4                        Low*            IPSec (racoon)
ARX                             None                               6.0.0 - 6.4.0                          Not vulnerable  None
Enterprise Manager              3.0.0 - 3.1.1                      None                                   Low*            IPSec (racoon)
FirePass                        None                               7.0.0                                  Not vulnerable  None
                                                                   6.0.0 - 6.1.0
BIG-IQ Cloud                    4.0.0 - 4.5.0                      None                                   Low*            IPSec (racoon)
BIG-IQ Device                   4.2.0 - 4.5.0                      None                                   Low*            IPSec (racoon)
BIG-IQ Security                 4.0.0 - 4.5.0                      None                                   Low*            IPSec (racoon)
BIG-IQ ADC                      4.5.0                              None                                   Low*            IPSec (racoon)
BIG-IQ Centralized Management   4.6.0                              None                                   Low*            IPSec (racoon)
BIG-IQ Cloud and Orchestration  1.0.0                              None                                   Low*            IPSec (racoon)
LineRate                        None                               2.5.0 - 2.6.1                          Not vulnerable  None
F5 WebSafe                      None                               1.0.0                                  Not vulnerable  None
Traffix SDC                     None                               4.0.0 - 4.4.0                          Not vulnerable  None
                                                                   3.3.2 - 3.5.1

* Although the BIG-IP/BIG-IQ/Enterprise Manager software contains the 
vulnerable code, there is no supported method to configure the functionality 
in a way that exposes the issue.

Vulnerability 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 Versions known to be not vulnerable 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.

F5 responds to vulnerabilities in accordance with the Severity values 
published in the previous table. The Severity values and other security 
vulnerability parameters are defined in SOL4602: Overview of the F5 security 
vulnerability response policy.

Supplemental Information

SOL9970: Subscribing to email notifications regarding F5 products

SOL9957: Creating a custom RSS feed to view new and updated documents

SOL4918: Overview of the F5 critical issue hotfix policy

SOL167: Downloading software and firmware from F5

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