CVE-2018-5504
In some circumstances, the Traffic Management Microkernel (TMM) does not properly handle certain malformed Websockets requests/responses, which allows remote attackers to cause a denial-of-service (DoS) or possible remote code execution on the F5 BIG-IP system running versions 13.0.0 – 13.1.0.3 or 12.1.0 – 12.1.3.1.
Source: CVE-2018-5504