/usr/lib/x86_64-linux-gnu/libxmlrpc.so.3 is in libxmlrpc-core-c3 1.33.14-4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libxmlrpc.so.3.33
/usr/lib/x86_64-linux-gnu/libxmlrpc.so.3.33