K65615624: BIG-IP FastL4 TMM vulnerability CVE-2017-6166

Security Advisory Description In BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Link Controller, PEM, and WebSafe software 12.0.0 to 12.1.1, in some cases the Traffic Management Microkernel TMM may crash when processing fragmented packets. This vulnerability affects TMM through a virtual server...

K44808538: BIG-IP APM SAML SLO vulnerability CVE-2020-5934

Security Advisory Description When multiple HTTP requests from the same client to configured SAML Single Logout SLO URL are passing through a TCP Keep-Alive connection, traffic to the Traffic Management Microkernel TMM can be disrupted. CVE-2020-5934 Impact A remote attacker may be able to cause ...

K51011533: Expat XML parser vulnerability CVE-2018-20843

Security Advisory Description In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing enough to be usable for denial-of-service attacks. CVE-2018-20843 Impact...

K43470422: BIG-IP MPTCP vulnerability CVE-2021-23003

Security Advisory Description The Traffic Management Microkernel TMM process may produce a core file when undisclosed MPTCP traffic passes through a standard virtual server. CVE-2021-23003 Impact A remote attacker may be able to cause the BIG-IP system to produce a core file, disrupting the flow ...

K31025212: BIG-IP MPTCP vulnerability CVE-2021-23004

Security Advisory Description Multipath TCP MPTCP forwarding flows may be created on standard virtual servers without MPTCP enabled in the applied TCP profile. CVE-2021-23004 Impact A remote attacker may be able to cause a BIG-IP system to consume excessive system resources and produce a core fil...

K63558580: BIG-IP crypto driver vulnerability CVE-2020-5872

Security Advisory Description When processing TLS traffic with hardware cryptographic acceleration enabled on platforms with Intel QAT hardware, the Traffic Management Microkernel TMM may stop responding and cause a failover event. CVE-2020-5872 Impact Hardware cryptographic acceleration fails an...

K91026261: BIG-IP TMM vulnerability CVE-2019-6594

Security Advisory Description Multipath TCP MPTCP does not protect against multiple zero length DATAFINs in the reassembly queue, which can lead to an infinite loop in some circumstances. CVE-2019-6594 Impact The BIG-IP system temporarily fails to process traffic as it recovers from a Traffic...

K92411323: BIG-IP TMM vulnerability CVE-2019-6666

Security Advisory Description The TMM process may produce a core file when an upstream server or cache sends an HTTP response with an invalid age header value to a BIG-IP virtual server with Ram Cache enabled on its associated Web Acceleration profile. CVE-2019-6666 Impact The BIG-IP system...

K25595031: zxfrd vulnerability CVE-2020-27725

Security Advisory Description zxfrd leaks memory when listing DNS zones. Zones can be listed via TMSH, iControl or SNMP; only users with access to those services can trigger this vulnerability. CVE-2020-27725 Impact The memory leak by the zxfrd process eventually causes the system to experience a...

K42933418: BIG-IP PingAccess vulnerability CVE-2020-27723

Security Advisory Description A BIG-IP APM virtual server processing PingAccess requests may lead to a restart of the Traffic Management Microkernel TMM process. CVE-2020-27723 Impact Traffic processing on the BIG-IP system is disrupted while TMM restarts, leading to a failover event in a high...

K36300805: BIG-IP FastL4 profile vulnerability

Security Advisory Description Under certain conditions for BIG-IP systems using FastL4 profiles, when the Reassemble IP Fragments option is disabled default, a specific sequence of fragmented packets may restart the Traffic Management Microkernel TMM. Impact An attacker may be able to disrupt...

K33500120: TMM vulnerability CVE-2016-9247

Security Advisory Description Under certain conditions for BIG-IP systems using a virtual server with an associated FastL4 profile and TCP analytics profile, a specific sequence of packets may cause the Traffic Management Microkernel TMM to restart. CVE-2016-9247 Impact An attacker may be able to...

K05300051: TMM SCTP vulnerability CVE-2021-23013

Security Advisory Description The Traffic Management Microkernel TMM may stop responding when processing Stream Control Transmission Protocol SCTP traffic under certain conditions. This vulnerability affects TMM by way of a virtual server configured with an SCTP profile. CVE-2021-23013 Impact...

K04048104: CGNAT LSN vulnerability CVE-2020-27720

Security Advisory Description When processing NAT66 traffic with Port Block Allocation PBA mode and SP-DAG enabled, and dag-ipv6-prefix-len configured with a value less than the default of 128, an undisclosed traffic pattern may cause the Traffic Management Microkernel TMM to restart...

K35209601: BIG-IP snmpd vulnerability CVE-2019-6606

Security Advisory Description When processing certain SNMP requests with a request-id of 0, the snmpd process may leak a small amount of memory. CVE-2019-6606 Impact When a remote attacker exploits this vulnerability, the BIG-IP system may consume excessive amounts of memory, which can result in ...

K26464312: TMM SCTP vulnerability CVE-2020-5918

Security Advisory Description The Traffic Management Microkernel TMM may stop responding when processing Stream Control Transmission Protocol SCTP traffic when traffic volume is high. This vulnerability affects TMM by way of a virtual server configured with an SCTP profile. CVE-2020-5918 Impact...

K00103216: BIG-IP VIPRION MCPD vulnerability CVE-2020-5921

Security Advisory Description SYN flood causes a large number of MCPD context messages destined to secondary blades consuming memory and leading to MCPD failure. CVE-2020-5921 Impact This issue affects only VIPRION hosts with two or more blades installed, including those with Virtual Clustered...

K10930474: TMM vulnerability CVE-2017-6155

Security Advisory Description Malformed SPDY or HTTP/2 requests may result in a disruption of service to TMM. Data plane is only exposed when a SPDY or HTTP/2 profile is attached to a virtual server. There is no control plane exposure. CVE-2017-6155 Impact An attacker may be able to disrupt traff...

K62830532: BIG-IP MQTT iRule vulnerability CVE-2020-5935

Security Advisory Description When your system handles MQTT traffic through a BIG-IP virtual server associated with an MQTT profile, and an iRule performs manipulations on that traffic, TMM may produce a core file. CVE-2020-5935 Impact The Traffic Management Microkernel TMM may generate a core fi...

K04730051: TMM vulnerability CVE-2019-6628

Security Advisory Description Under certain conditions, the TMM process may terminate and restart while processing BIG-IP PEM traffic with the OpenVPN classifier. CVE-2019-6628 Impact On a BIG-IP PEM system configured for high availability HA, this vulnerability results in a failover event and ma...