09 June 2016
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.1448 sol00265182: Custom monitor privilege escalation vulnerability CVE-2016-5020 9 June 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: F5 products Publisher: F5 Networks Operating System: Network Appliance Impact/Access: Increased Privileges -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2016-5020 Original Bulletin: https://support.f5.com/kb/en-us/solutions/public/k/00/sol00265182.html - --------------------------BEGIN INCLUDED TEXT-------------------- sol00265182: Custom monitor privilege escalation vulnerability CVE-2016-5020 Security Advisory Original Publication Date: 06/08/2016 Vulnerability Description A user role assigned the Resource Administrator is capable of a privilege escalation which allows through the use of malicious external EAV monitor scripts to modify user accounts. (CVE-2016-5020) Impact An attacker may be able to use a malicious external Extended Application Verification (EAV) monitor script to modify BIG-IP user accounts. Security Issue Status F5 Product Development has assigned ID 520924 (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 12.0.0 12.1.0 Medium EAV external monitors 11.4.0 - 11.6.1 12.0.0 HF3 11.2.1 10.2.1 - 10.2.4 BIG-IP AAM 12.0.0 - 12.1.0 12.1.0 Medium EAV external monitors 11.4.0 - 11.6.1 12.0.0 HF3 BIG-IP AFM 12.0.0 12.1.0 Medium EAV external monitors 11.4.0 - 11.6.1 12.0.0 HF3 BIG-IP Analytics 12.0.0 12.1.0 Medium EAV external monitors 11.4.0 - 11.6.1 12.0.0 HF3 11.2.1 BIG-IP APM 12.0.0 12.1.0 Medium EAV external monitors 11.4.0 - 11.6.1 12.0.0 HF3 11.2.1 10.2.1 - 10.2.4 BIG-IP ASM 12.0.0 12.1.0 Medium EAV external monitors 11.4.0 - 11.6.1 12.0.0 HF3 11.2.1 10.2.1 - 10.2.4 BIG-IP DNS 12.0.0 12.1.0 Medium EAV external monitors 12.0.0 HF3 BIG-IP Edge Gateway 11.2.1 None Medium EAV external monitors 10.2.1 - 10.2.4 BIG-IP GTM 11.4.0 - 11.6.1 None Medium EAV external monitors 11.2.1 10.2.1 - 10.2.4 BIG-IP Link Controller 12.0.0 12.1.0 Medium EAV external monitors 11.4.0 - 11.6.1 12.0.0 HF3 11.2.1 10.2.1 - 10.2.4 BIG-IP PEM 12.0.0 12.1.0 Medium EAV external monitors 11.4.0 - 11.6.1 12.0.0 HF3 BIG-IP PSM 11.4.0 - 11.4.1 None Medium EAV external monitors 10.2.1 - 10.2.4 BIG-IP WebAccelerator 11.2.1 None Medium EAV external monitors 10.2.1 - 10.2.4 BIG-IP WOM 11.2.1 None Medium EAV external monitors 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 Management None 4.6.0 Not vulnerable None BIG-IQ Cloud and Orchestration None 1.0.0 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 3.3.2 - 3.5.1 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. To mitigate this vulnerability, you can assign the Resource Administrator role to trusted users only. 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 SOL13123: Managing BIG-IP product hotfixes (11.x - 12.x) SOL10025: Managing BIG-IP product hotfixes (10.x) SOL9502: BIG-IP hotfix matrix SOL12173: Overview of BIG-IP administrative access controls - --------------------------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 email@example.com and we will forward your request to the appropriate person. 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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: firstname.lastname@example.org 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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