Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.3006 BIG-IP TMM iRules vulnerability CVE-2016-5024 16 December 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: F5 BIG-IP products Publisher: F5 Networks Operating System: Network Appliance Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2016-5024 Original Bulletin: http://support.f5.com/kb/en-us/solutions/public/k/92/sol92859602.html - --------------------------BEGIN INCLUDED TEXT-------------------- K92859602: BIG-IP TMM iRules vulnerability CVE-2016-5024 Security Advisory Original Publication Date: Dec 16, 2016 Updated Date: Dec 16, 2016 Applies to (see versions): Vulnerability Description On a BIG-IP LTM with a virtual server configured to parse RADIUS messages via an iRule, a remote attacker may be able to cause TMM to restart using malicious network traffic. (CVE-2016-5024) Impact On a BIG-IP system that is configured for high-availability, this vulnerability would result in a failover event and may temporarily disrupt services. Where no failover device is available, traffic would be disrupted until the Traffic Management Microkernel (TMM) process has restarted. Security Issue Status F5 Product Development has assigned ID 593447 (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 Versions known to be not Severity Vulnerable component or vulnerable vulnerable feature BIG-IP LTM 12.1.0 - 12.1.1 12.1.2 Medium Radius::AVP iRules 11.6.1 12.0.0 11.6.1 HF1 11.4.0 - 11.6.0 11.2.1 10.2.1 - 10.2.4 BIG-IP AAM 12.1.0 - 12.1.1 12.1.2 Medium Radius::AVP iRules 11.6.1 12.0.0 11.6.1 HF1 11.4.0 - 11.6.0 BIG-IP AFM 12.1.0 - 12.1.1 12.1.2 Medium Radius::AVP iRules 11.6.1 12.0.0 11.6.1 HF1 11.4.0 - 11.6.0 M BIG-IP Analytics 12.1.0 - 12.1.1 12.1.2 Medium Radius::AVP iRules 11.6.1 12.0.0 11.6.1 HF1 11.4.0 - 11.6.0 11.2.1 BIG-IP APM 12.1.0 - 12.1.1 12.1.2 Medium Radius::AVP iRules 11.6.1 12.0.0 11.6.1 HF1 11.4.0 - 11.6.0 11.2.1 10.2.1 - 10.2.4 BIG-IP ASM 12.1.0 - 12.1.1 12.1.2 Medium Radius::AVP iRules 11.6.1 12.0.0 11.6.1 HF1 11.4.0 - 11.6.0 11.2.1 10.2.1 - 10.2.4 BIG-IP DNS 12.1.0 - 12.1.1 12.1.2 Medium Radius::AVP iRules 12.0.0 BIG-IP Edge Gateway None 11.2.1 Not None 10.2.1 - 10.2.4 vulnerable BIG-IP GTM 11.6.1 11.6.1 HF1 Medium Radius::AVP iRules 11.4.0 - 11.6.0 11.2.1 10.2.1 - 10.2.4 BIG-IP Link Controller 12.1.0 - 12.1.1 12.1.2 Medium Radius::AVP iRules 11.6.1 12.0.0 11.6.1 HF1 11.4.0 - 11.6.0 11.2.1 10.2.1 - 10.2.4 BIG-IP PEM 12.1.0 - 12.1.1 12.1.2 edium Radius::AVP iRules 11.6.1 12.0.0 11.6.1 HF1 11.4.0 - 11.6.0 None M BIG-IP PSM None 11.4.0 - 11.4.1 Not vulnerable None 10.2.1 - 10.2.4 BIG-IP WebAccelerator None 11.2.1 Not vulnerable None 10.2.1 - 10.2.4 BIG-IP WOM None 11.2.1 Not vulnerable None 10.2.1 - 10.2.4 ARX None 6.2.0 - 6.4.0 Not vulnerable None Enterprise Manager None 3.1.1 Not vulnerable None FirePass None 7.0.0 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 None 5.0.0 Not vulnerable None Management BIG-IQ Cloud and None 1.0.0 Not vulnerable None Orchestration F5 iWorkflow None 2.0.0 Not vulnerable None LineRate None 2.5.0 - 2.6.1 Not vulnerable None F5 MobileSafe None 1.0.0 Not vulnerable None F5 WebSafe None 1.0.0 Not vulnerable None Traffix SDC None 5.0.0 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. There is no mitigation available while using the RADIUS::AVP iRule command. Supplemental Information K9970: Subscribing to email notifications regarding F5 products K9957: Creating a custom RSS feed to view new and updated documents K4602: Overview of the F5 security vulnerability response policy K4918: Overview of the F5 critical issue hotfix policy K167: Downloading software and firmware from F5 K13123: Managing BIG-IP product hotfixes (11.x - 12.x) - --------------------------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: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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 iQIVAwUBWFOf44x+lLeg9Ub1AQiHLxAAiAFZThkvfztDgpzGS0nA4Nu4jS53BSd2 Q2TcviNwj0M8WGxiU8rhreOmAZcqM76xqnrYNA3j12WWO9YbbwOK5HZaHeRyJH/C /mJCaD1jQ5SlSsR7x09rU+R+Vs9PfGLkbsfMjZRRXj6q5qVSQxhCh7OgJGbZhaSP V0btjIbeSqItxii2fwCrMXCQFR5Vfnr8FJ+L/mc9xmvdTkzvp1h8VXkRlKhwu4nG m8foep4efGZspNJxm3sTv/griVakk6UdSb9I4rDi1TpcfsLXh4ixgwlnRJafLes1 pbsHUpc3mskT/Txc8tBTNNp90GuQGHZXpPcxFF2sLLFpawXe1e9fM8liXifiS9sD g9O8YK1is0JT4Hxj3y88LASvNlbhZ7zBHlTN+tLinyA3jYrw137nnYYCte+SRot1 AQOqqFbbZWBMseJRhONiwMb07a2GBUkQcNgop5WYbXfzROSgAoaw4tjHQUgFYg8q kdAl62tlvZ3ufkFeX3gIhYELSm2gHUnykAAH5M2sj79pEVZUwupFkHbj3pZw5w4X 09gXvqVTuVa0RYXLa1ATW4IIOmPDp6XCxI0ywPup1wk9x3u1Az8RmO3ruuUhcv+4 z9aDp/kGu3QYRr/kMHZI5/PkSwnMMfMCatQcvWiDLPGNp0cVbnLIuVS+hPMdsUEM 2hmZgC6hrEc= =O/KY -----END PGP SIGNATURE-----