Working with a client sending us a BAD HTTP header. Client unable to fix request - how can we configure EWS to ignore/not parse the bad value?

Issue

• Working with a client sending us a BAD HTTP header. Client unable to fix request - how can we configure httpd to ignore/not parse the bad value? We see the following error in our error_log:

[Mon Apr 20 15:03:47 2015] [debug] protocol.c(819): [client X.X.X.X] Request header field is missing ':' separator: BAD_HEADER