The fix for bug 1174922 was not added to the 4.3.4 release, so we'll need to bump to 4.3.5 to have it.
The fix is actually there in 4.3.4.Final ;-)
As per https://bugzilla.redhat.com/show_bug.cgi?id=1174926#c2
http://anonsvn.jboss.org/repos/jbossws/stack/cxf/tags/jbossws-cxf-4.3.4.Final/
Verified with 6.4.0.ER1