/usr/share/doc/shinken-module-broker-webui-cfgpassword/changelog.Debian.gz is in shinken-module-broker-webui-cfgpassword 1.4-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/shinken-module-broker-webui-cfgpassword/../shinken-common/changelog.Debian.gz