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AUSCERT External Security Bulletin Redistribution
ESB-2016.2706
sol87416818: TMM vulnerability CVE-2016-7476
11 November 2016
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AusCERT Security Bulletin Summary
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Product: F5 products
Publisher: F5 Networks
Operating System: Network Appliance
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2016-7476
Original Bulletin:
https://support.f5.com/kb/en-us/solutions/public/k/87/sol87416818.html
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sol87416818: TMM vulnerability CVE-2016-7476
Security Advisory
Original Publication Date: 11/10/2016
Vulnerability Description
The Traffic Management Microkernel (TMM) may suffer from a memory leak
while handling certain types of TCP traffic. (CVE-2016-7476)
Impact
Remote attackers may cause a denial of service (DoS) via a crafted TCP
packet.
Security Issue Status
F5 Product Development has assigned ID 531576 (BIG-IP) to this 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 table:
Product Versions known to be vulnerable Versions known to be not vulnerable Severity Vulnerable component or feature
BIG-IP LTM 11.4.0 - 11.6.0 12.0.0 - 12.1.1 High Virtual servers with a TCP profile
11.6.1
11.6.0 HF6
11.5.4
11.5.3 HF2
11.4.1 HF10
11.2.1
10.2.1 - 10.2.4
BIG-IP AAM 11.4.0 - 11.6.0 12.0.0 - 12.1.1 High Virtual servers with a TCP profile
11.6.1
11.6.0 HF6
11.5.4
11.5.3 HF2
11.4.1 HF10
BIG-IP AFM 11.4.0 - 11.6.0 12.0.0 - 12.1.1 High Virtual servers with a TCP profile
11.6.1
11.6.0 HF6
11.5.4
11.5.3 HF2
11.4.1 HF10
BIG-IP Analytics None 12.0.0 - 12.1.1 Not vulnerable None
11.4.0 - 11.6.1
11.2.1
BIG-IP APM 11.4.0 - 11.6.0 12.0.0 - 12.1.1 High Virtual servers with a TCP profile
11.6.1
11.6.0 HF6
11.5.4
11.5.3 HF2
11.4.1 HF10
11.2.1
10.2.1 - 10.2.4
BIG-IP ASM 11.4.0 - 11.6.0 12.0.0 - 12.1.1 High Virtual servers with a TCP profile
11.6.1
11.6.0 HF6
11.5.4
11.5.3 HF2
11.4.1 HF10
11.2.1
10.2.1 - 10.2.4
BIG-IP DNS None 12.0.0 - 12.1.1 Not vulnerable None
BIG-IP Edge Gateway None 11.2.1 Not vulnerable None
10.2.1 - 10.2.4
BIG-IP GTM None 11.4.0 - 11.6.1 Not vulnerable None
11.2.1
10.2.1 - 10.2.4
BIG-IP Link Controller 11.4.0 - 11.6.0 12.0.0 - 12.1.1 High Virtual servers with a TCP profile
11.6.1
11.6.0 HF6
11.5.4
11.5.3 HF2
11.4.1 HF10
11.2.1
10.2.1 - 10.2.4
BIG-IP PEM 11.4.0 - 11.6.0 12.0.0 - 12.1.1 High Virtual servers with a TCP profile
11.6.1
11.6.0 HF6
11.5.4
11.5.3 HF2
11.4.1 HF10
BIG-IP PSM 11.4.0 - 11.4.1 11.4.1 HF10 High Virtual servers with a TCP profile
11.2.1
10.2.1 - 10.2.4
BIG-IP WebAccelerator None 11.2.1 Not vulnerable None
10.2.1 - 10.2.4
BIG-IP WebSafe None 12.0.0 - 12.1.1 Not vulnerable None
11.6.0 - 11.6.1
ARX None 6.2.0 - 6.4.0 Not vulnerable None
Enterprise Manager None 3.1.1 Not vulnerable None
BIG-IQ Cloud None 4.0.0 - 4.5.0 Not vulnerable None
BIG-IQ Device None 4.2.0 - 4.5.0 Not vulnerable None
BIG-IQ Security None 4.0.0 - 4.5.0 Not vulnerable None
BIG-IQ ADC None 4.5.0 Not vulnerable None
BIG-IQ Centralized Management None 5.0.0 - 5.1.0 Not vulnerable None
4.6.0
BIG-IQ Cloud and Orchestration None 1.0.0 Not vulnerable None
F5 iWorkflow None 2.0.0 - 2.0.1 Not vulnerable None
LineRate None 2.5.0 - 2.6.1 Not vulnerable None
Traffix SDC None 5.0.0 - 5.1.0 Not vulnerable None
4.0.0 - 4.4.0
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.
Mitigation
None
Supplemental Information
SOL9970: Subscribing to email notifications regarding F5 products
SOL9957: Creating a custom RSS feed to view new and updated documents
SOL4602: Overview of the F5 security vulnerability response policy
SOL4918: Overview of the F5 critical issue hotfix policy
SOL167: Downloading software and firmware from F5
SOL13123: Managing BIG-IP product hotfixes (11.x - 12.x)
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