K43121447 : BIG-IP Client SSL vulnerability CVE-2018-5502

Security Advisory Description

Attackers may be able to disrupt services on the BIG-IP system with maliciously crafted client certificate. This vulnerability affects virtual servers associated with Client SSL profile which enables the use of client certificate authentication. Client certificate authentication is not enabled by default in Client SSL profile. There is no control plane exposure. (CVE-2018-5502)

Impact

The BIG-IP system may temporarily fail to process traffic as it recovers from a Traffic Management Microkernel (TMM) restart, and devices configured as a high-availability (HA) pair may fail over.