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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.3055 F5 Container Ingress Services vulnerability CVE-2019-6648 12 August 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: F5 Container Ingress Services Publisher: F5 Networks Operating System: Linux variants Impact/Access: Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-6648 Original Bulletin: https://support.f5.com/csp/article/K74327432 - --------------------------BEGIN INCLUDED TEXT-------------------- K74327432: F5 Container Ingress Services vulnerability CVE-2019-6648 Security Advisory Original Publication Date: 09 Aug, 2019 Security Advisory Description If DEBUG logging is enabled, F5 Container Ingress Services (CIS) for Kubernetes and Red Hat OpenShift (k8s-bigip-ctlr) log files may contain BIG-IP system secrets such as SSL Private Keys and Private key Passphrases as provided as inputs by an AS3 Declaration. (CVE-2019-6648) Impact A local attacker with access to F5 Container Ingress Services logs could retrieve the disclosed secrets and compromise the applications and services protected by the disclosed keys and certificates. Security Advisory Status F5 Product Development has assigned CONTCNTR-694 to this vulnerability. To determine if your product and version have been evaluated for this vulnerability, refer to the Applies to (see versions) box. 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. For more information about security advisory versioning, refer to K51812227: Understanding Security Advisory versioning. +------------------+------------------+---------------------+--------------------+-----------+------+----------+ | | |Versions known to be | | |CVSSv3|Vulnerable| |Product |Branch |vulnerable |Fixes introduced in |Severity |score^|component | | | | | | |1 |or feature| +------------------+------------------+---------------------+--------------------+-----------+------+----------+ |F5 Container | | | | | |Virtual | |Ingress Services | | | | | |servers | |for |k8s-bigip-ctlr:1.x|k8s-bigip-ctlr:1.9.0 |k8s-bigip-ctlr:1.9.1|Medium |4.4 |and pool | |Kubernetes and Red| | | | | |members | |Hat OpenShift | | | | | | | +------------------+------------------+---------------------+--------------------+-----------+------+----------+ | |15.x |None |Not applicable | | | | |BIG-IP (LTM, AAM, +------------------+---------------------+--------------------+ | | | |AFM, Analytics, |14.x |None |Not applicable | | | | |APM, ASM, DNS, +------------------+---------------------+--------------------+Not | | | |Edge Gateway, FPS,|13.x |None |Not applicable |vulnerable |None |None | |GTM, Link +------------------+---------------------+--------------------+ | | | |Controller, PEM, |12.x |None |Not applicable | | | | |WebAccelerator) +------------------+---------------------+--------------------+ | | | | |11.x |None |Not applicable | | | | +------------------+------------------+---------------------+--------------------+-----------+------+----------+ |Enterprise Manager|3.x |None |Not applicable |Not |None |None | | | | | |vulnerable | | | +------------------+------------------+---------------------+--------------------+-----------+------+----------+ |BIG-IQ Centralized|6.x |None |Not applicable |Not | | | |Management +------------------+---------------------+--------------------+vulnerable |None |None | | |5.x |None |Not applicable | | | | +------------------+------------------+---------------------+--------------------+-----------+------+----------+ |F5 iWorkflow |2.x |None |Not applicable |Not |None |None | | | | | |vulnerable | | | +------------------+------------------+---------------------+--------------------+-----------+------+----------+ |Traffix SDC |5.x |None |Not applicable |Not |None |None | | | | | |vulnerable | | | +------------------+------------------+---------------------+--------------------+-----------+------+----------+ ^1The CVSSv3 score link takes you to a resource outside of AskF5, and it is possible that the document may be removed without our knowledge. Security Advisory 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 Fixes introduced in 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 To mitigate this vulnerability, you can change the logging level from DEBUG to INFO. To do so, perform the following procedure: Impact of action: Performing the following procedure will reduce the verbosity of your logs. 1. Connect to your Kubernetes console and type the following command: kubectl -n kube-system edit deployment <k8s-bigip-ctlr-name> 2. Modify the log level from DEBUG to INFO. - --------------------------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: https://www.auscert.org.au/bulletins/ =========================================================================== 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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