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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.0495 K12685114: BIG-IP REST vulnerability CVE-2016-6249 23 February 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: BIG-IP Publisher: F5 Networks Operating System: Network Appliance Impact/Access: Access Privileged Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2016-6249 Original Bulletin: https://support.f5.com/csp/article/K12685114 - --------------------------BEGIN INCLUDED TEXT-------------------- K12685114: BIG-IP REST vulnerability CVE-2016-6249 Security Advisory Vulnerability Description BIG-IP REST requests which timeout during user account authentication may log sensitive attributes such as password in plaintext to /var/log/restjavad.0.log. (CVE-2016-6249) Impact An attacker may be able to gain access to sensitive information. Security Issue Status F5 Product Development has assigned ID 604442 (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 Severity Vulnerable component or feature vulnerable not vulnerable BIG-IP LTM 12.0.0 11.5.0 - 11.6.1 12.1.0 - 12.1.2 Medium REST Framework Logging 12.0.0 HF4 11.6.1 HF2 11.6.0 HF8 11.4.1 11.2.1 BIG-IP AAM 12.0.0 12.1.0 - 12.1.2 Medium REST Framework Logging 11.5.0 - 11.6.1 12.0.0 HF4 11.6.1 HF2 11.6.0 HF8 11.4.1 BIG-IP AFM 12.0.0 12.1.0 - 12.1.2 Medium REST Framework Logging 11.5.0 - 11.6.1 12.0.0 HF4 11.6.1 HF2 11.6.0 HF8 11.4.1 BIG-IP Analytics 12.0.0 12.1.0 - 12.1.2 Medium REST Framework Logging 11.5.0 - 11.6.1 12.0.0 HF4 11.6.1 HF2 11.6.0 HF8 11.4.1 11.2.1 BIG-IP APM 12.0.0 12.1.0 - 12.1.2 Medium REST Framework Logging 11.5.0 - 11.6.1 12.0.0 HF4 11.6.1 HF2 11.6.0 HF8 11.4.1 11.2.1 BIG-IP ASM 12.0.0 12.1.0 - 12.1.2 Medium REST Framework Logging 11.5.0 - 11.6.1 12.0.0 HF4 11.6.1 HF2 11.6.0 HF8 11.4.1 11.2.1 BIG-IP DNS 12.0.0 12.1.0 - 12.1.2 Medium REST Framework Logging BIG-IP Edge Gateway None 11.2.1 Not vulnerable None BIG-IP GTM 11.5.0 - 11.6.1 11.6.1 HF2 Medium REST Framework Logging 11.6.0 HF8 11.4.1 11.2.1 BIG-IP Link Controller 12.0.0 12.1.0 - 12.1.2 Medium REST Framework Logging 11.5.0 - 11.6.1 11.6.1 HF2 11.6.0 HF8 11.4.1 11.2.1 BIG-IP PEM 12.0.0 12.1.0 - 12.1.2 Medium REST Framework Logging 11.5.0 - 11.6.1 11.6.1 HF2 11.6.0 HF8 11.4.1 BIG-IP PSM None 11.4.1 Not vulnerable None BIG-IP WebAccelerator None 11.2.1 Not vulnerable None BIG-IP WOM None 11.2.1 Not vulnerable None BIG-IP WebSafe 12.0.0 12.1.0 - 12.1.2 Medium REST Framework Logging 11.6.0 - 11.6.1 11.6.1 HF2 11.6.0 HF8 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 4.6.0 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 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. To determine the necessary upgrade path for your BIG-IQ system, you should understand the BIG-IQ product offering name changes. For more information, refer to K21232150: Considerations for upgrading BIG-IQ or F5 iWorkflow systems. Mitigation To mitigate this vulnerability, you can manually review the /var/log/restjavad.0.log file, and remove clear text passwords. Impact of action: Performing the following procedure should not have a negative impact on your system. 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) K9502: BIG-IP hotfix matrix - --------------------------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). 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