Bug ID 1010809: Connection is reset when sending a HTTP HEAD request to APM Virtual Server

Last Modified: Jan 19, 2023

Bug Tracker

Affected Product:  See more info
BIG-IP APM(all modules)

Known Affected Versions:
15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 15.1.8, 15.1.8.1

Opened: Apr 12, 2021
Severity: 3-Major

Symptoms

Connection is reset when sending a HTTP HEAD request to APM Virtual Server

Impact

Connection is reset

Conditions

-- A virtual server with APM implemented -- A HTTP HEAD request is sent to the virtual server

Workaround

To work around this issue, implement the following iRule on the virtual server: when HTTP_REQUEST priority 500 { if {[HTTP::method] equals "HEAD" && [HTTP::path] equals "/"} { HTTP::respond 404 } }

Fix Information

None

Behavior Change