HTTPOnly and Secure flags - Secure Logon

Cookie and path can be secured. Have you check any cookie value is setup i.e.

BIGIPCKIE

Below iRule can help to solve issue.

    when HTTP_RESPONSE {
    foreach x [HTTP::cookie names] {
    if { $x equals "BIGIPCKIE" } {
        continue
    }
    set ckname $x
    set ckvalue [HTTP::cookie value $x] 
    set ckpath [HTTP::cookie $x path]
    HTTP::cookie remove $x
    HTTP::cookie insert name $ckname value $ckvalue path $ckpath version 1
    HTTP::cookie secure $ckname enable
    HTTP::cookie httponly $ckname enable
    }
}