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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0657.4 BIND vulnerabilities 29 May 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: F5 BIG-IP products Publisher: F5 Networks Operating System: Network Appliance Impact/Access: Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Unauthorised Access -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-6465 CVE-2018-5745 CVE-2018-5744 Reference: ESB-2019.0627 ESB-2019.0561.2 ESB-2019.0549 Original Bulletin: https://support.f5.com/csp/article/K01713115 https://support.f5.com/csp/article/K25244852 https://support.f5.com/csp/article/K00040234 Comment: This bulletin contains three (3) F5 Networks security advisories. Revision History: May 29 2019: Added 15.x branch March 26 2019: Added latest advisory updates March 13 2019: Updated K25244852 March 4 2019: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- K01713115:BIND vulnerability CVE-2019-6465 Security Advisory Original Publication Date: 22 Feb, 2019 Latest Publication Date: 29 May, 2019 Security Advisory Description ** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided. (CVE-2019-6465) Controls for zone transfers may not be properly applied to Dynamically Loadable Zones (DLZs) if the zones are writable. Impact BIG-IP An attacker can exploit this vulnerability to request and receive a zone transfer of a DLZ that bypasses the allow-transfer access control list. BIG-IQ, F5 iWorkflow, and Enterprise Manager These F5 products are not vulnerable in the default, standard, and recommended configurations. This vulnerability is exposed on these products when a custom configuration is applied to the named service. Traffix SDC There is no impact for this F5 product; it is not affected by this vulnerability. Security Advisory Status F5 Product Development has assigned ID 757027 (BIG-IP), ID 758914 (BIG-IQ), and ID 758915 (F5 iWorkflow) to this vulnerability. Additionally, BIG-IP iHealth may list Heuristic H01713115 on the Diagnostics > Identified > Medium page. 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 |Fixes | |CVSSv3|Vulnerable| |Product |Branch|known to |introduced|Severity |score^|component | | | |be |in | |1 |or feature| | | |vulnerable| | | | | +-------------------+------+----------+----------+----------+------+----------+ | |15.x |None |15.0.0 | | | | | +------+----------+----------+ | | | | |14.x |14.0.0 - |14.1.0.2 | | | | | | |14.1.0 | | | | | |BIG-IP (LTM, AAM, +------+----------+----------+ | | | |AFM, Analytics, |13.x |13.0.0 - |13.1.1.5 | | | | |APM, ASM, DNS, Edge| |13.1.1 | | | | | |Gateway, FPS, GTM, +------+----------+----------+Medium |5.3 |named | |Link Controller, |12.x |12.1.0 - |12.1.4.1 | | | | |PEM, | |12.1.4 | | | | | |WebAccelerator) +------+----------+----------+ | | | | | |11.6.1 - | | | | | | |11.x |11.6.3 |11.6.4 | | | | | | |11.5.1 - |11.5.9 | | | | | | |11.5.8 | | | | | +-------------------+------+----------+----------+----------+------+----------+ |Enterprise Manager |3.x |3.1.1 |None |Low |1.9 |named | +-------------------+------+----------+----------+----------+------+----------+ | |6.x |6.0.0 - |None | | | | |BIG-IQ Centralized | |6.1.0 | | | | | |Management +------+----------+----------+Low |1.9 |named | | |5.x |5.0.0 - |None | | | | | | |5.4.0 | | | | | +-------------------+------+----------+----------+----------+------+----------+ |F5 iWorkflow |2.x |2.3.0 |None |Low |1.9 |named | +-------------------+------+----------+----------+----------+------+----------+ | |5.x |None |Not | | | | | | | |applicable|Not | | | |Traffix SDC +------+----------+----------+vulnerable|None |None | | |4.x |None |Not | | | | | | | |applicable| | | | +-------------------+------+----------+----------+----------+------+----------+ ^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 None Supplemental Information o K51812227: Understanding Security Advisory versioning o K41942608: Overview of Security Advisory articles o K4602: Overview of the F5 security vulnerability response policy o K4918: Overview of the F5 critical issue hotfix policy o K9502: BIG-IP hotfix and point release matrix o K15113: BIG-IQ hotfix and point release matrix o K48955220: Installing an OPSWAT Endpoint Security update on BIG-IP APM systems (11.4.x and later) o K167: Downloading software and firmware from F5 o K9970: Subscribing to email notifications regarding F5 products o K9957: Creating a custom RSS feed to view new and updated documents o K21232150: Considerations for upgrading BIG-IQ or F5 iWorkflow systems ============================================================================ K25244852:BIND vulnerability CVE-2018-5745 Security Advisory Original Publication Date: 22 Feb, 2019 Latest Publication Date: 29 May, 2019 Security Advisory Description ** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided. (CVE-2018-5745) "Managed-keys" is a feature which allows a BIND resolver to automatically maintain the keys used by trust anchors which operators configure for use in DNSSEC validation. Due to an error in the managed-keys feature, it is possible for a BIND server which uses managed-keys to exit due to an assertion failure if, during key rollover, a trust anchor's keys are replaced with keys that use an unsupported algorithm. Impact BIG-IP An arbitrary attacker may exploit this vulnerability to cause a denial of service (DoS) on the named service. BIG-IQ, F5 iWorkflow, and Enterprise Manager These F5 products are not vulnerable in the default, standard, and recommended configurations. This vulnerability is exposed on these products when a custom configuration is applied to the named service. Traffix SDC There is no impact for this F5 product; it is not affected by this vulnerability. Security Advisory Status F5 Product Development has assigned ID 757026 (BIG-IP), ID 758914 (BIG-IQ), and ID 758915 (F5 iWorkflow) to this vulnerability. Additionally, BIG-IP iHealth may list Heuristic H25244852 on the Diagnostics > Identified > Medium page. 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 |Fixes | |CVSSv3|Vulnerable| |Product |Branch|known to |introduced|Severity |score^|component | | | |be |in | |1 |or feature| | | |vulnerable| | | | | +-------------------+------+----------+----------+----------+------+----------+ | |15.x |None |15.0.0 | | | | | +------+----------+----------+ | | | | |14.x |14.0.0 - |14.1.0.2 | | | | |BIG-IP (LTM, AAM, | |14.1.0 | | | | | |AFM, Analytics, +------+----------+----------+ | | | |APM, ASM, DNS, Edge|13.x |13.0.0 - |13.1.1.5 | | | | |Gateway, FPS, GTM, | |13.1.1 | |Medium |4.9 |named | |Link Controller, +------+----------+----------+ | | | |PEM, |12.x |12.1.0 - |12.1.4.1 | | | | |WebAccelerator) | |12.1.4 | | | | | | +------+----------+----------+ | | | | |11.x |11.5.1 - |11.6.4 | | | | | | |11.6.3 |11.5.9 | | | | +-------------------+------+----------+----------+----------+------+----------+ |Enterprise Manager |3.x |3.1.1 |None |Low |1.9 |named | +-------------------+------+----------+----------+----------+------+----------+ | |6.x |6.0.0 - |None | | | | |BIG-IQ Centralized | |6.1.0 | | | | | |Management +------+----------+----------+Low |1.9 |named | | |5.x |5.0.0 - |None | | | | | | |5.4.0 | | | | | +-------------------+------+----------+----------+----------+------+----------+ |F5 iWorkflow |2.x |2.3.0 |None |Low |1.9 |named | +-------------------+------+----------+----------+----------+------+----------+ | |5.x |None |Not | | | | | | | |applicable|Not | | | |Traffix SDC +------+----------+----------+vulnerable|None |None | | |4.x |None |Not | | | | | | | |applicable| | | | +-------------------+------+----------+----------+----------+------+----------+ ^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 None Supplemental Information o K51812227: Understanding Security Advisory versioning o K41942608: Overview of Security Advisory articles o K4602: Overview of the F5 security vulnerability response policy o K4918: Overview of the F5 critical issue hotfix policy o K9502: BIG-IP hotfix and point release matrix o K15113: BIG-IQ hotfix and point release matrix o K48955220: Installing an OPSWAT Endpoint Security update on BIG-IP APM systems (11.4.x and later) o K167: Downloading software and firmware from F5 o K9970: Subscribing to email notifications regarding F5 products o K9957: Creating a custom RSS feed to view new and updated documents o K21232150: Considerations for upgrading BIG-IQ or F5 iWorkflow systems ============================================================================ K00040234:BIND vulnerability CVE-2018-5744 Security Advisory Original Publication Date: 22 Feb, 2019 Latest Publication Date: 29 May, 2019 Security Advisory Description ** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided. (CVE-2018-5744) A failure to free memory can occur when processing messages that have a specific combination of EDNS options. Impact BIG-IP Attacker can exploit this vulnerability to cause memory exhaustion on the affected system. BIG-IQ, F5 iWorkflow, Enterprise Manager, and Traffix SDC There is no impact for these F5 products; they are not affected by this vulnerability. Security Advisory Status F5 Product Development has assigned ID 757025 (BIG-IP) to this vulnerability. Additionally, BIG-IP iHealth may list Heuristic H00040234 on the Diagnostics > Identified > High page. 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 |Fixes | |CVSSv3|Vulnerable| |Product |Branch|known to |introduced|Severity |score^|component | | | |be |in | |1 |or feature| | | |vulnerable| | | | | +------------------+------+----------+----------+-----------+------+----------+ | |15.x |None |15.0.0 | | | | | +------+----------+----------+ | | | |BIG-IP (LTM, AAM, | |14.1.0 | | | | | |AFM, Analytics, |14.x |14.0.0.3 -|14.1.0.2 | | | | |APM, ASM, DNS, | |14.0.0.4 | | | | | |Edge Gateway, FPS,+------+----------+----------+High |7.5 |named | |GTM, Link |13.x |13.1.1.4 |13.1.1.5 | | | | |Controller, PEM, +------+----------+----------+ | | | |WebAccelerator) |12.x |12.1.4 |12.1.4.1 | | | | | +------+----------+----------+ | | | | |11.x |None |Not | | | | | | | |applicable| | | | +------------------+------+----------+----------+-----------+------+----------+ | | | |Not |Not | | | |Enterprise Manager|3.x |None |applicable|vulnerable^|None |None | | | | | |2 | | | +------------------+------+----------+----------+-----------+------+----------+ | |6.x |None |Not | | | | |BIG-IQ Centralized| | |applicable|Not | | | |Management +------+----------+----------+vulnerable^|None |None | | |5.x |None |Not |2 | | | | | | |applicable| | | | +------------------+------+----------+----------+-----------+------+----------+ | | | |Not |Not | | | |F5 iWorkflow |2.x |None |applicable|vulnerable^|None |None | | | | | |2 | | | +------------------+------+----------+----------+-----------+------+----------+ | |5.x |None |Not | | | | | | | |applicable|Not | | | |Traffix SDC +------+----------+----------+vulnerable |None |None | | |4.x |None |Not | | | | | | | |applicable| | | | +------------------+------+----------+----------+-----------+------+----------+ ^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. ^2The specified products contain the affected code. However, F5 identifies the vulnerability status as Not vulnerable because the attacker cannot exploit the code in default, standard, or recommended configurations. 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 None Supplemental Information o K51812227: Understanding Security Advisory versioning o K41942608: Overview of Security Advisory articles o K4602: Overview of the F5 security vulnerability response policy o K4918: Overview of the F5 critical issue hotfix policy o K9502: BIG-IP hotfix and point release matrix o K48955220: Installing an OPSWAT Endpoint Security update on BIG-IP APM systems (11.4.x and later) o K167: Downloading software and firmware from F5 o K9970: Subscribing to email notifications regarding F5 products o K9957: Creating a custom RSS feed to view new and updated documents - --------------------------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. 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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXO3BU2aOgq3Tt24GAQiN6xAAiTAN9O7NreJxHERUduHmArwdxXKN0AQj uonN+cP0l2cDy14RFH52z67O4E8xhvbTJgL2TVezuPqJnXNZAVQTZmknMH5ODQhH sSr9JBrj7SmKpY6NUtGofOzV6tN9tndwV1qkQQgdaJKbJaKj88sBMH0/fUvC0g19 +ee0s2OQULGj+ci0ebpZTClsBgopON5bYOVn/e3/yezNkF0Q+WrHSPE8LnSKiYvG AHWBK2fJy6T39yKJIu4j5qLG24qoqhciSV824//ZosoFfXJcgWMDWhKCU56K7IOc J/QO+BTdp70KiZQ6DpLAZ4gNdMn4c9gjImDhNAd8SteHpgyBDvc5SbtiPwsUoEdC VAlTVaJWW/ZTzETSbOY3S3PM9eJEtzLULGSUScX87C/4f9ifojnvPcSsRzb5IZ2f MhIsQsMB9ym1N7NMqD+yj0Aouw/mHbgRBnRu6naUyywyz1ppzRR5i9GnHmGAcrY/ IQWYyPyH1GpcqTab7nljhyF5hbPESH1BAK8aK1g12qq35e2X0oVske+ZcpgkYSiv 7X0OaDtZ8V0ny7Uo4jiYyatJXTAF80qvkg7zkrl79uLPY0ojPYjzuT6wYlAyVDIh 21NP13+vQia+UyJkNnCJ6U04dL2QjoRm5gJ0PI/70GBpoxsp41oEXymF7+S7x/41 KqrBk06oOR8= =1NpM -----END PGP SIGNATURE-----